Outflow Diary vs GymCrush
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Outflow Diary
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Free, simple, and ad-free app for tracking your liquid intake and discharges.
GymCrush
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GymCrush is a fitness app for couples who want to stay consistent together. Each of you completes three quick daily challenges, keeps a shared streak alive, and earns rewards as a team. It feels like a cozy game: earn coins, hatch cute companions, and build your shared space as you go. Start on your own and invite your partner whenever you're ready. YOUR DAILY THREE Each of you has three challenges to complete. Choose activities that fit your day, from squats to stretching or a walk, and earn coins as you finish. No gym required. A STREAK YOU SHARE Keep your shared streak going by completing your daily plans. Need a little help today? Use Team Assist to complete six challenges between you, split however you need. A Streak Freeze can protect your streak on a missed day. SOMETHING CUTE TO COME BACK TO Choose a mystery orb and hatch your first companion. Collect adorable mascots, unlock backgrounds, and personalize your shared space as your collection grows. YOUR OWN PLAYFUL STAKES Decide whatβs at stake with your partner: dinner duty, a massage, or a treat you choose together. Set your conditions and give your goals a personal twist. LITTLE MOMENTS BETWEEN YOU Send moments and dares, and see your partnerβs progress and photos on your Home Screen widgetβeven when your schedules donβt line up. REWARDS ALONG THE WAY Explore a reward path spanning 90 completed days, with milestones to celebrate as you go. Each completed daily plan brings you another step along your journey. Start your first daily plan today. Your partner can join whenever theyβre ready. SUBSCRIPTION GymCrush requires a subscription. GymCrush Premium is an auto-renewable subscription, available weekly or yearly. One subscription gives both linked partners access. Some optional items are available as separate purchases. Eligible new subscribers may receive a free trial on the yearly plan. Available offers and prices are shown before purchase. Payment is charged to your Apple Account when you confirm your purchase or when your free trial ends. Your subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the current period ends. You can manage or cancel your subscription in your Apple Account settings. GymCrush is for general fitness and wellbeing and is not medical advice. Terms of Use: https://getgymcrush.com/terms Privacy Policy: https://getgymcrush.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Outflow Diary at none against GymCrush's 10. Outflow Diary also leads on ads (none vs shown). GymCrush's advantage is update cadence (every 3 days vs every 6 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. GymCrush sells 10 in-app purchases, starting at $22.99 per year. Outflow Diary asks for nothing beyond the download.
Outflow Diary ships an update every 6 months, GymCrush every 3 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.
| Parameter | Outflow Diary | GymCrush |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 3 days β better |
| Ads | No β better | Yes |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad β better | iPhone |
| Requires iOS | 18.0 | 18.0 |
| Further details β not scored | ||
| Size | 6 MB | 182 MB |
| Age rating | 4+ | 4+ |
| Developer | FlyOver Solutions, LLC | Antoine Gosset |
In-app purchases
Outflow Diary
No in-app purchases
GymCrush
- Yearly Comeback Deal$22.991 Year
- Yearly Saver$35.991 Year
- Yearly Β· 14-Day Free Trial14 Days trial$44.991 Year
- Red Panda Legendary Pair$8.99
- Lemur Legendary Pair$8.99
- Axolotl Legendary Pair$8.99
Show 4 moreShow fewer
- Snow Leopard Legendary Pair$8.99
- Shark Legendary Pair$8.99
- Chameleon Legendary Pair$8.99
- Coin Vault$9.99









