FormCheck AI vs 蛋壳之眼
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FormCheck AI
This AI-powered personal trainer analyzes your exercise videos to provide instant feedback on your squat, deadlift, and bench press form. Improve your technique, prevent injuries, and achieve your fitness goals with personalized guidance.
- AI video analysis for exercise form
- Deadlift, squat, and bench press correction
- Injury prevention guidance
- Personalized AI feedback
- Progress tracking
- Fitness and nutrition articles
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Welcome to FormCheck AI, the premier AI-powered personal trainer designed to help you perfect your form, increase your strength, and transform your body! Struggling with form during workouts? FormCheck AI is here to change that. Our cutting-edge AI analyzes your exercise videos and provides instant feedback on your squat, bench press, and deadlift performance. Unlock your potential and become a stronger, bigger, and healthier version of yourself! PureStrength's Key Functionalities: 1. Deadlift form correction: * Detects shoulder positioning to avoid rounding * Ensures proper hip movement and lat/core tightness * Checks lockout technique for maximum efficiency 2. Squat form analysis: * Monitors depth to ensure optimal muscle activation * Alerts users of any imbalances or alignment issues 3. Bench press guidance: * Provides feedback on bar path and control * Evaluates grip, elbow position, and body mechanics Why choose FormCheck AI? * Achieve your fitness goals with personalized AI feedback * Improve your form to prevent injuries and maximize results * Track your progress and celebrate your milestones * Access a comprehensive library of articles and videos on fitness, nutrition, and wellness Download FormCheck AI now to start your journey towards better form, increased strength, and a healthier lifestyle. Revolutionize your workouts with the power of AI! SUBSCRIPTION INFO: Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Subscriptions may be managed and auto-renewal may be turned off by going to Account Settings after purchase. Support Email: madhav@purestrength.ai Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: http://purestrength.ai/privacy.txt
蛋壳之眼
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还在用备忘录、Excel 和脑子记学员? 蛋壳之眼把每位学员的每节课,整理成一本随时能翻的档案。 记得清楚,学员看得见,续课更自然。 1. 排计划:每节课提前编好 4000+ 官方动作图示,按组设置次数、重量和休息。课前编好这节练什么,上课照着带,学员也清楚。 2. 传资料:动作进步看得见 动作视频和照片按学员存档。两次动作上下对比,配合关节追踪、画线和角度,前后变化一眼看出。 3. 写反馈:每节课都有记录 上完课在动作上记一句,写下课后反馈和下次要注意的。不想打字就按住小蛋说,小蛋帮你整理,写入前先让你确认。 4. 批作业:回家练也有人管 学员在微信小程序提交练习视频,你在视频上划线、录语音讲解,批改完一起发回给学员。 5. 学员档案,一目了然 剩几节课、注意事项、身体数据和每节课的记录,都在一本档案里。 免费版可记录 3 位学员、30 条资料;专业版不限。 用户协议:https://admin.shareyourhealth.cn/eyes_service.html 隐私政策:https://admin.shareyourhealth.cn/eyes_privacy.html 会员使用条款:https://www.shareyourhealth.cn/docs/#/eyes-membership-terms 自动续费协议:https://www.shareyourhealth.cn/docs/#/eyes-auto-subscribe 反馈与支持:huangtianci@eggvi.com
Screenshots
Verdict
The clearest difference is price: 蛋壳之眼 at Free against FormCheck AI's $0.99. 蛋壳之眼 also leads on review sentiment (100% vs 58%) and update cadence (every 5 days vs fortnightly). On rating, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
蛋壳之眼 is free to download; FormCheck AI costs $0.99 up front. FormCheck AI sells 6 in-app purchases, starting at $1.99 per 7 days and 蛋壳之眼 sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for FormCheck AI against 5.0 for 蛋壳之眼. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 58% of FormCheck AI's written reviews are positive against 100% of 蛋壳之眼's.
FormCheck AI ships an update fortnightly, 蛋壳之眼 every 5 days. Both last shipped on November 7, 2026.
| Parameter | FormCheck AI | 蛋壳之眼 |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 58.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Fortnightly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 472 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Purestrength Limited | 谚华 张 |
Customer experience
FormCheck AI
蛋壳之眼
In-app purchases
FormCheck AI
- weekly pro2 variants$1.997 Days
- Discounted Monthly Sub14 Days trial$4.991 Month
- weekly pro$9.997 Days
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- Monthly Subscription$19.991 Month
- Yearly Subscription$19.991 Year
- Discounted Yearly Subscription$99.991 Year
蛋壳之眼
- 专业版 · 月付$3.991 Month
- 专业版 · 年付$39.991 Year









