OneStar has 12 public reports on 11 health and fitness apps, and the report shown for each app read 25,685 reviews in all. The most common top complaint is Crashes and bugs, which leads for 6 of the 11 apps, followed by Pricing and fees (2 apps) as well as Ads (1 app). Headspace has the highest complain share: 95% of the reviewers its report read name a problem, and Crashes and bugs makes up 43% of those complaints. MyChart has the lowest, at 42%. Over the last 30 days of each report, the average star rating fell for 4 and rose for 7 of the 11 apps with enough recent reviews to compare; it fell furthest for Headspace, down 0.21 to 1.89 stars. The newest report was updated on October 30, 2026.
Fewer Nike Run Club reviewers complain: 53% against 62% for Garmin Connect™.
Nike Run Club leads on 4 of 6 measures, Strava on 1; 1 is too close to call.
Natural mix · last year · 2,389 reviews · refreshed weeklyNatural mix · last year · 2,389 · weekly
Top praise: motivation and habit, then easy to use. Top complaint: crashes and bugs (60% of complaints, mentioned in 63%), then missing feature.
Watch out for crashes and bugs: raised in 34% of written reviews, store score 4.4.
Head to head: Strava vs Garmin Connect™ vs Nike Run Club
Fewer Cronometer reviewers complain: 46% against 60% for Lose It!.
Cronometer leads on 7 of 7 measures.
Natural mix · last year · 3,000 reviews · refreshed weeklyNatural mix · last year · 3,000 · weekly
Top praise: easy to use, then content variety and depth. Top complaint: bad update or redesign (47% of complaints, mentioned in 48%), then pricing and fees.
Watch out for pricing and fees: raised in 14% of written reviews, store score 4.5.
Head to head: MyFitnessPal vs Lose It! vs Cronometer
Fewer Calm reviewers complain: 55% against 95% for Headspace.
Calm leads on 7 of 7 measures.
Natural mix · last year · 1,989 reviews · refreshed weeklyNatural mix · last year · 1,989 · weekly
Top praise: content variety and depth, then easy to use. Top complaint: crashes and bugs (43% of complaints, mentioned in 45%), then pricing and fees.
Watch out for crashes and bugs: raised in 43% of written reviews, store score 4.7.
Head to head: Calm vs Headspace
Natural mix · 2026-07-01 to 2026-10-25 · 1,129 reviewsNatural mix · 2026-07-01 to 2026-10-25 · 1,129
Top praise: works reliably, then easy to use. Top complaint: crashes and bugs (42% of complaints, mentioned in 47%), then missing feature.
Watch out for crashes and bugs: raised in 42% of written reviews, store score 3.3.
Natural mix · last year · 2,620 reviews · refreshed weeklyNatural mix · last year · 2,620 · weekly
Top praise: content variety and depth, then easy to use. Top complaint: pricing and fees (35% of complaints, mentioned in 36%), then charges and refunds.
Watch out for pricing and fees: raised in 20% of written reviews, store score 4.7.
Head to head: Calm vs Headspace
Natural mix · last year · 2,551 reviews · refreshed weeklyNatural mix · last year · 2,551 · weekly
Top praise: easy to use, then works reliably. Top complaint: crashes and bugs (35% of complaints, mentioned in 39%), then missing feature.
Watch out for crashes and bugs: raised in 25% of written reviews, store score 4.4.
Head to head: Strava vs Garmin Connect™ vs Nike Run Club
Natural mix · last year · 2,371 reviews · refreshed weeklyNatural mix · last year · 2,371 · weekly
Top praise: easy to use, then good value or free. Top complaint: ads (30% of complaints), then missing feature.
Watch out for ads: raised in 14% of written reviews, store score 4.7.
Head to head: MyFitnessPal vs Lose It! vs Cronometer
Natural mix · last year · 2,290 reviews · refreshed weeklyNatural mix · last year · 2,290 · weekly
Top praise: easy to use, then content variety and depth. Top complaint: pricing and fees (28% of complaints, mentioned in 30%), then bad update or redesign.
Watch out for pricing and fees: raised in 18% of written reviews, store score 4.7.
Head to head: MyFitnessPal vs Lose It! vs Cronometer
Natural mix · last year · 2,488 reviews · refreshed weeklyNatural mix · last year · 2,488 · weekly
Top praise: community and social, then motivation and habit. Top complaint: crashes and bugs (26% of complaints, mentioned in 30%), then pricing and fees.
Watch out for crashes and bugs: raised in 21% of written reviews, store score 4.7.
Also on Strava: Run, Bike, Walk: 1 more
Head to head: Strava vs Garmin Connect™ vs Nike Run Club
Natural mix · last year · 2,182 reviews · refreshed weeklyNatural mix · last year · 2,182 · weekly
Top praise: great service or staff, then easy to use. Top complaint: crashes and bugs (24% of complaints, mentioned in 28%), then hard to use or cluttered.
Watch out for crashes and bugs: raised in 14% of written reviews, store score 4.6.
Natural mix · last year · 2,676 reviews · refreshed weeklyNatural mix · last year · 2,676 · weekly
Top praise: easy to use, then works reliably. Top complaint: missing feature (22% of complaints, mentioned in 25%), then crashes and bugs.
Watch out for login and account: raised in 9% of written reviews, store score 4.6.
