Global Wellness App Market Growth (Status and Outlook) 2025-2031

February 2025 | 120 pages | ID: G27C80AAA51CEN
LP Information

Contents

1 SCOPE OF THE REPORT

1.1 Market Introduction
1.2 Years Considered
1.3 Research Objectives
1.4 Market Research Methodology
1.5 Research Process and Data Source
1.6 Economic Indicators
1.7 Currency Considered
1.8 Market Estimation Caveats

2 EXECUTIVE SUMMARY

2.1 World Market Overview
  2.1.1 Global Wellness App Market Size (2020-2031)
  2.1.2 Wellness App Market Size CAGR by Region (2020 VS 2024 VS 2031)
  2.1.3 World Current & Future Analysis for Wellness App by Country/Region (2020, 2024 & 2031)
2.2 Wellness App Segment by Type
  2.2.1 Sleep App
  2.2.2 Nutrition Management App
  2.2.3 Mental Health App
  2.2.4 Fitness App
  2.2.5 Others
2.3 Wellness App Market Size by Type
  2.3.1 Wellness App Market Size CAGR by Type (2020 VS 2024 VS 2031)
  2.3.2 Global Wellness App Market Size Market Share by Type (2020-2025)
2.4 Wellness App Segment by Application
  2.4.1 Android System
  2.4.2 iOS System
2.5 Wellness App Market Size by Application
  2.5.1 Wellness App Market Size CAGR by Application (2020 VS 2024 VS 2031)
  2.5.2 Global Wellness App Market Size Market Share by Application (2020-2025)

3 WELLNESS APP MARKET SIZE BY PLAYER

3.1 Wellness App Market Size Market Share by Player
  3.1.1 Global Wellness App Revenue by Player (2020-2025)
  3.1.2 Global Wellness App Revenue Market Share by Player (2020-2025)
3.2 Global Wellness App Key Players Head office and Products Offered
3.3 Market Concentration Rate Analysis
  3.3.1 Competition Landscape Analysis
  3.3.2 Concentration Ratio (CR3, CR5 and CR10) & (2023-2025)
3.4 New Products and Potential Entrants
3.5 Mergers & Acquisitions, Expansion

4 WELLNESS APP BY REGION

4.1 Wellness App Market Size by Region (2020-2025)
4.2 Global Wellness App Annual Revenue by Country/Region (2020-2025)
4.3 Americas Wellness App Market Size Growth (2020-2025)
4.4 APAC Wellness App Market Size Growth (2020-2025)
4.5 Europe Wellness App Market Size Growth (2020-2025)
4.6 Middle East & Africa Wellness App Market Size Growth (2020-2025)

5 AMERICAS

5.1 Americas Wellness App Market Size by Country (2020-2025)
5.2 Americas Wellness App Market Size by Type (2020-2025)
5.3 Americas Wellness App Market Size by Application (2020-2025)
5.4 United States
5.5 Canada
5.6 Mexico
5.7 Brazil

6 APAC

6.1 APAC Wellness App Market Size by Region (2020-2025)
6.2 APAC Wellness App Market Size by Type (2020-2025)
6.3 APAC Wellness App Market Size by Application (2020-2025)
6.4 China
6.5 Japan
6.6 South Korea
6.7 Southeast Asia
6.8 India
6.9 Australia

7 EUROPE

7.1 Europe Wellness App Market Size by Country (2020-2025)
7.2 Europe Wellness App Market Size by Type (2020-2025)
7.3 Europe Wellness App Market Size by Application (2020-2025)
7.4 Germany
7.5 France
7.6 UK
7.7 Italy
7.8 Russia

8 MIDDLE EAST & AFRICA

8.1 Middle East & Africa Wellness App by Region (2020-2025)
8.2 Middle East & Africa Wellness App Market Size by Type (2020-2025)
8.3 Middle East & Africa Wellness App Market Size by Application (2020-2025)
8.4 Egypt
8.5 South Africa
8.6 Israel
8.7 Turkey
8.8 GCC Countries

9 MARKET DRIVERS, CHALLENGES AND TRENDS

9.1 Market Drivers & Growth Opportunities
9.2 Market Challenges & Risks
9.3 Industry Trends

10 GLOBAL WELLNESS APP MARKET FORECAST

10.1 Global Wellness App Forecast by Region (2026-2031)
  10.1.1 Global Wellness App Forecast by Region (2026-2031)
  10.1.2 Americas Wellness App Forecast
  10.1.3 APAC Wellness App Forecast
  10.1.4 Europe Wellness App Forecast
  10.1.5 Middle East & Africa Wellness App Forecast
10.2 Americas Wellness App Forecast by Country (2026-2031)
  10.2.1 United States Market Wellness App Forecast
  10.2.2 Canada Market Wellness App Forecast
  10.2.3 Mexico Market Wellness App Forecast
  10.2.4 Brazil Market Wellness App Forecast
10.3 APAC Wellness App Forecast by Region (2026-2031)
  10.3.1 China Wellness App Market Forecast
  10.3.2 Japan Market Wellness App Forecast
  10.3.3 Korea Market Wellness App Forecast
  10.3.4 Southeast Asia Market Wellness App Forecast
  10.3.5 India Market Wellness App Forecast
  10.3.6 Australia Market Wellness App Forecast
10.4 Europe Wellness App Forecast by Country (2026-2031)
  10.4.1 Germany Market Wellness App Forecast
  10.4.2 France Market Wellness App Forecast
  10.4.3 UK Market Wellness App Forecast
  10.4.4 Italy Market Wellness App Forecast
  10.4.5 Russia Market Wellness App Forecast
10.5 Middle East & Africa Wellness App Forecast by Region (2026-2031)
  10.5.1 Egypt Market Wellness App Forecast
  10.5.2 South Africa Market Wellness App Forecast
  10.5.3 Israel Market Wellness App Forecast
  10.5.4 Turkey Market Wellness App Forecast
10.6 Global Wellness App Forecast by Type (2026-2031)
10.7 Global Wellness App Forecast by Application (2026-2031)
  10.7.1 GCC Countries Market Wellness App Forecast

11 KEY PLAYERS ANALYSIS

11.1 Headspace
  11.1.1 Headspace Company Information
  11.1.2 Headspace Wellness App Product Offered
  11.1.3 Headspace Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.1.4 Headspace Main Business Overview
  11.1.5 Headspace Latest Developments
11.2 Clue
  11.2.1 Clue Company Information
  11.2.2 Clue Wellness App Product Offered
  11.2.3 Clue Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.2.4 Clue Main Business Overview
  11.2.5 Clue Latest Developments
11.3 MyFitnessPal
  11.3.1 MyFitnessPal Company Information
  11.3.2 MyFitnessPal Wellness App Product Offered
  11.3.3 MyFitnessPal Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.3.4 MyFitnessPal Main Business Overview
  11.3.5 MyFitnessPal Latest Developments
11.4 Meditopia
  11.4.1 Meditopia Company Information
  11.4.2 Meditopia Wellness App Product Offered
  11.4.3 Meditopia Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.4.4 Meditopia Main Business Overview
  11.4.5 Meditopia Latest Developments
11.5 My Possible Self
  11.5.1 My Possible Self Company Information
  11.5.2 My Possible Self Wellness App Product Offered
  11.5.3 My Possible Self Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.5.4 My Possible Self Main Business Overview
  11.5.5 My Possible Self Latest Developments
11.6 Sleep Cycle
  11.6.1 Sleep Cycle Company Information
  11.6.2 Sleep Cycle Wellness App Product Offered
  11.6.3 Sleep Cycle Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.6.4 Sleep Cycle Main Business Overview
  11.6.5 Sleep Cycle Latest Developments
11.7 Calm
  11.7.1 Calm Company Information
  11.7.2 Calm Wellness App Product Offered
  11.7.3 Calm Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.7.4 Calm Main Business Overview
  11.7.5 Calm Latest Developments
11.8 Sleep Genius
  11.8.1 Sleep Genius Company Information
  11.8.2 Sleep Genius Wellness App Product Offered
  11.8.3 Sleep Genius Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.8.4 Sleep Genius Main Business Overview
  11.8.5 Sleep Genius Latest Developments
11.9 Moodkit
  11.9.1 Moodkit Company Information
  11.9.2 Moodkit Wellness App Product Offered
  11.9.3 Moodkit Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.9.4 Moodkit Main Business Overview
  11.9.5 Moodkit Latest Developments
11.10 Talkspace
  11.10.1 Talkspace Company Information
  11.10.2 Talkspace Wellness App Product Offered
  11.10.3 Talkspace Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.10.4 Talkspace Main Business Overview
  11.10.5 Talkspace Latest Developments
11.11 SleepSpace
  11.11.1 SleepSpace Company Information
  11.11.2 SleepSpace Wellness App Product Offered
  11.11.3 SleepSpace Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.11.4 SleepSpace Main Business Overview
  11.11.5 SleepSpace Latest Developments
11.12 Calorie Counter & Food Diary
  11.12.1 Calorie Counter & Food Diary Company Information
  11.12.2 Calorie Counter & Food Diary Wellness App Product Offered
  11.12.3 Calorie Counter & Food Diary Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.12.4 Calorie Counter & Food Diary Main Business Overview
  11.12.5 Calorie Counter & Food Diary Latest Developments
11.13 Aaptiv
  11.13.1 Aaptiv Company Information
  11.13.2 Aaptiv Wellness App Product Offered
  11.13.3 Aaptiv Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.13.4 Aaptiv Main Business Overview
  11.13.5 Aaptiv Latest Developments
11.14 Keep
  11.14.1 Keep Company Information
  11.14.2 Keep Wellness App Product Offered
  11.14.3 Keep Wellness App Revenue, Gross Margin and Market Share (2020-2025)
  11.14.4 Keep Main Business Overview
  11.14.5 Keep Latest Developments

12 RESEARCH FINDINGS AND CONCLUSION

List Of Tables

LIST OF TABLES

Table 1. Wellness App Market Size CAGR by Region (2020 VS 2024 VS 2031) & ($ millions)
Table 2. Wellness App Annual Sales CAGR by Country/Region (2020, 2024 & 2031) & ($ millions)
Table 3. Major Players of Sleep App
Table 4. Major Players of Nutrition Management App
Table 5. Major Players of Mental Health App
Table 6. Major Players ofFitness App
Table 7. Major Players of Others
Table 8. Wellness App Market Size CAGR byType (2020 VS 2024 VS 2031) & ($ millions)
Table 9. Global Wellness App Market Size byType (2020-2025) & ($ millions)
Table 10. Global Wellness App Market Size Market Share byType (2020-2025)
Table 11. Wellness App Market Size CAGR by Application (2020 VS 2024 VS 2031) & ($ millions)
Table 12. Global Wellness App Market Size by Application (2020-2025) & ($ millions)
Table 13. Global Wellness App Market Size Market Share by Application (2020-2025)
Table 14. Global Wellness App Revenue by Player (2020-2025) & ($ millions)
Table 15. Global Wellness App Revenue Market Share by Player (2020-2025)
Table 16. Wellness App Key Players Head office and Products Offered
Table 17. Wellness App Concentration Ratio (CR3, CR5 and CR10) & (2023-2025)
Table 18. New Products and Potential Entrants
Table 19. Mergers & Acquisitions, Expansion
Table 20. Global Wellness App Market Size by Region (2020-2025) & ($ millions)
Table 21. Global Wellness App Market Size Market Share by Region (2020-2025)
Table 22. Global Wellness App Revenue by Country/Region (2020-2025) & ($ millions)
Table 23. Global Wellness App Revenue Market Share by Country/Region (2020-2025)
Table 24. Americas Wellness App Market Size by Country (2020-2025) & ($ millions)
Table 25. Americas Wellness App Market Size Market Share by Country (2020-2025)
Table 26. Americas Wellness App Market Size byType (2020-2025) & ($ millions)
Table 27. Americas Wellness App Market Size Market Share byType (2020-2025)
Table 28. Americas Wellness App Market Size by Application (2020-2025) & ($ millions)
Table 29. Americas Wellness App Market Size Market Share by Application (2020-2025)
Table 30. APAC Wellness App Market Size by Region (2020-2025) & ($ millions)
Table 31. APAC Wellness App Market Size Market Share by Region (2020-2025)
Table 32. APAC Wellness App Market Size byType (2020-2025) & ($ millions)
Table 33. APAC Wellness App Market Size by Application (2020-2025) & ($ millions)
Table 34. Europe Wellness App Market Size by Country (2020-2025) & ($ millions)
Table 35. Europe Wellness App Market Size Market Share by Country (2020-2025)
Table 36. Europe Wellness App Market Size byType (2020-2025) & ($ millions)
Table 37. Europe Wellness App Market Size by Application (2020-2025) & ($ millions)
Table 38. Middle East & Africa Wellness App Market Size by Region (2020-2025) & ($ millions)
Table 39. Middle East & Africa Wellness App Market Size byType (2020-2025) & ($ millions)
Table 40. Middle East & Africa Wellness App Market Size by Application (2020-2025) & ($ millions)
Table 41. Key Market Drivers & Growth Opportunities of Wellness App
Table 42. Key Market Challenges & Risks of Wellness App
Table 43. Key IndustryTrends of Wellness App
Table 44. Global Wellness App Market SizeForecast by Region (2026-2031) & ($ millions)
Table 45. Global Wellness App Market Size Market ShareForecast by Region (2026-2031)
Table 46. Global Wellness App Market SizeForecast byType (2026-2031) & ($ millions)
Table 47. Global Wellness App Market SizeForecast by Application (2026-2031) & ($ millions)
Table 48. Headspace Details, CompanyType, Wellness App Area Served and Its Competitors
Table 49. Headspace Wellness App Product Offered
Table 50. Headspace Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 51. Headspace Main Business
Table 52. Headspace Latest Developments
Table 53. Clue Details, CompanyType, Wellness App Area Served and Its Competitors
Table 54. Clue Wellness App Product Offered
Table 55. Clue Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 56. Clue Main Business
Table 57. Clue Latest Developments
Table 58. MyFitnessPal Details, CompanyType, Wellness App Area Served and Its Competitors
Table 59. MyFitnessPal Wellness App Product Offered
Table 60. MyFitnessPal Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 61. MyFitnessPal Main Business
Table 62. MyFitnessPal Latest Developments
Table 63. Meditopia Details, CompanyType, Wellness App Area Served and Its Competitors
Table 64. Meditopia Wellness App Product Offered
Table 65. Meditopia Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 66. Meditopia Main Business
Table 67. Meditopia Latest Developments
Table 68. My Possible Self Details, CompanyType, Wellness App Area Served and Its Competitors
Table 69. My Possible Self Wellness App Product Offered
Table 70. My Possible Self Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 71. My Possible Self Main Business
Table 72. My Possible Self Latest Developments
Table 73. Sleep Cycle Details, CompanyType, Wellness App Area Served and Its Competitors
Table 74. Sleep Cycle Wellness App Product Offered
Table 75. Sleep Cycle Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 76. Sleep Cycle Main Business
Table 77. Sleep Cycle Latest Developments
Table 78. Calm Details, CompanyType, Wellness App Area Served and Its Competitors
Table 79. Calm Wellness App Product Offered
Table 80. Calm Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 81. Calm Main Business
Table 82. Calm Latest Developments
Table 83. Sleep Genius Details, CompanyType, Wellness App Area Served and Its Competitors
Table 84. Sleep Genius Wellness App Product Offered
Table 85. Sleep Genius Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 86. Sleep Genius Main Business
Table 87. Sleep Genius Latest Developments
Table 88. Moodkit Details, CompanyType, Wellness App Area Served and Its Competitors
Table 89. Moodkit Wellness App Product Offered
Table 90. Moodkit Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 91. Moodkit Main Business
Table 92. Moodkit Latest Developments
Table 93.Talkspace Details, CompanyType, Wellness App Area Served and Its Competitors
Table 94.Talkspace Wellness App Product Offered
Table 95.Talkspace Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 96.Talkspace Main Business
Table 97.Talkspace Latest Developments
Table 98. SleepSpace Details, CompanyType, Wellness App Area Served and Its Competitors
Table 99. SleepSpace Wellness App Product Offered
Table 100. SleepSpace Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 101. SleepSpace Main Business
Table 102. SleepSpace Latest Developments
Table 103. Calorie Counter &Food Diary Details, CompanyType, Wellness App Area Served and Its Competitors
Table 104. Calorie Counter &Food Diary Wellness App Product Offered
Table 105. Calorie Counter &Food Diary Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 106. Calorie Counter &Food Diary Main Business
Table 107. Calorie Counter &Food Diary Latest Developments
Table 108. Aaptiv Details, CompanyType, Wellness App Area Served and Its Competitors
Table 109. Aaptiv Wellness App Product Offered
Table 110. Aaptiv Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 111. Aaptiv Main Business
Table 112. Aaptiv Latest Developments
Table 113. Keep Details, CompanyType, Wellness App Area Served and Its Competitors
Table 114. Keep Wellness App Product Offered
Table 115. Keep Wellness App Revenue ($ million), Gross Margin and Market Share (2020-2025)
Table 116. Keep Main Business
Table 117. Keep Latest Developments

List Of Figures

LIST OF FIGURES

Figure 1. Wellness App Report Years Considered
Figure 2. Research Objectives
Figure 3. Research Methodology
Figure 4. Research Process and Data Source
Figure 5. Global Wellness App Market Size Growth Rate (2020-2031) ($ millions)
Figure 6. Wellness App Sales by Geographic Region (2020, 2024 & 2031) & ($ millions)
Figure 7. Wellness App Sales Market Share by Country/Region (2024)
Figure 8. Wellness App Sales Market Share by Country/Region (2020, 2024 & 2031)
Figure 9. Global Wellness App Market Size Market Share byType in 2024
Figure 10. Wellness App in Android System
Figure 11. Global Wellness App Market: Android System (2020-2025) & ($ millions)
Figure 12. Wellness App in iOS System
Figure 13. Global Wellness App Market: iOS System (2020-2025) & ($ millions)
Figure 14. Global Wellness App Market Size Market Share by Application in 2024
Figure 15. Global Wellness App Revenue Market Share by Player in 2024
Figure 16. Global Wellness App Market Size Market Share by Region (2020-2025)
Figure 17. Americas Wellness App Market Size 2020-2025 ($ millions)
Figure 18. APAC Wellness App Market Size 2020-2025 ($ millions)
Figure 19. Europe Wellness App Market Size 2020-2025 ($ millions)
Figure 20. Middle East & Africa Wellness App Market Size 2020-2025 ($ millions)
Figure 21. Americas Wellness App Value Market Share by Country in 2024
Figure 22. United States Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 23. Canada Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 24. Mexico Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 25. Brazil Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 26. APAC Wellness App Market Size Market Share by Region in 2024
Figure 27. APAC Wellness App Market Size Market Share byType (2020-2025)
Figure 28. APAC Wellness App Market Size Market Share by Application (2020-2025)
Figure 29. China Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 30. Japan Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 31. South Korea Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 32. Southeast Asia Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 33. India Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 34. Australia Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 35. Europe Wellness App Market Size Market Share by Country in 2024
Figure 36. Europe Wellness App Market Size Market Share byType (2020-2025)
Figure 37. Europe Wellness App Market Size Market Share by Application (2020-2025)
Figure 38. Germany Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 39.France Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 40. UK Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 41. Italy Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 42. Russia Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 43. Middle East & Africa Wellness App Market Size Market Share by Region (2020-2025)
Figure 44. Middle East & Africa Wellness App Market Size Market Share byType (2020-2025)
Figure 45. Middle East & Africa Wellness App Market Size Market Share by Application (2020-2025)
Figure 46. Egypt Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 47. South Africa Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 48. Israel Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 49.Turkey Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 50. GCC Countries Wellness App Market Size Growth 2020-2025 ($ millions)
Figure 51. Americas Wellness App Market Size 2026-2031 ($ millions)
Figure 52. APAC Wellness App Market Size 2026-2031 ($ millions)
Figure 53. Europe Wellness App Market Size 2026-2031 ($ millions)
Figure 54. Middle East & Africa Wellness App Market Size 2026-2031 ($ millions)
Figure 55. United States Wellness App Market Size 2026-2031 ($ millions)
Figure 56. Canada Wellness App Market Size 2026-2031 ($ millions)
Figure 57. Mexico Wellness App Market Size 2026-2031 ($ millions)
Figure 58. Brazil Wellness App Market Size 2026-2031 ($ millions)
Figure 59. China Wellness App Market Size 2026-2031 ($ millions)
Figure 60. Japan Wellness App Market Size 2026-2031 ($ millions)
Figure 61. Korea Wellness App Market Size 2026-2031 ($ millions)
Figure 62. Southeast Asia Wellness App Market Size 2026-2031 ($ millions)
Figure 63. India Wellness App Market Size 2026-2031 ($ millions)
Figure 64. Australia Wellness App Market Size 2026-2031 ($ millions)
Figure 65. Germany Wellness App Market Size 2026-2031 ($ millions)
Figure 66.France Wellness App Market Size 2026-2031 ($ millions)
Figure 67. UK Wellness App Market Size 2026-2031 ($ millions)
Figure 68. Italy Wellness App Market Size 2026-2031 ($ millions)
Figure 69. Russia Wellness App Market Size 2026-2031 ($ millions)
Figure 70. Egypt Wellness App Market Size 2026-2031 ($ millions)
Figure 71. South Africa Wellness App Market Size 2026-2031 ($ millions)
Figure 72. Israel Wellness App Market Size 2026-2031 ($ millions)
Figure 73.Turkey Wellness App Market Size 2026-2031 ($ millions)
Figure 74. Global Wellness App Market Size Market ShareForecast byType (2026-2031)
Figure 75. Global Wellness App Market Size Market ShareForecast by Application (2026-2031)
Figure 76. GCC Countries Wellness App Market Size 2026-2031 ($ millions)