5AFit vs Laifen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
5AFit
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5AFit主打「智能运动设备健身」，通过APP与划船机、椭圆机、跑步机等智能运动设备的互联，让每一位运动爱好者拥有绝佳的运动体验。 【运动打卡-成为坚持达人】 坚持本来就不是一件容易的事，来5AFit参与每日打卡，完成任务即可获得积分，兑换你想要的运动道具，让运动成为你的习惯。 【运动打榜-卡路里终结者】 不拼歌，不拼才艺，拼的就是卡路里，运动榜单实时更新，在5AFit里一起燃烧卡路里，让你变成卡路里终结者！ 【单人运动-解锁趣味地图】 1个人的运动很枯燥，但是1个人+一部手机，运动将会变得很有趣，5AFit单人运动中内置趣味地图，足不出户，就能领略世界的山河美景。 【多人比赛-在线PK一绝胜负】 1个人运动不过瘾？那就来一场酣畅淋漓的多人在线运动比赛，与高手PK，看看谁是真的王者！ 【社群圈子-健身爱好者聚集地】 5AFit汇集了全国各地的健身爱好者，你可以在这里分享你的健身日常，也可以晒一晒你的健身餐，也可以在你喜欢的圈子寻求帮助、分享经验……这里就是你们的专属运动狂欢圣地。
Laifen
Connect to your smart electric toothbrush to personalize your brushing experience. Set usage preferences and adjust device parameters to create custom modes for optimal oral health.
- Connect to Laifen electric toothbrush
- Set personal usage preferences
- Adjust hardware device parameters
- Create custom toothbrush modes
- Achieve optimal oral health
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Laifen App is the official application of Laifen Technology. Through this software, you can connect to the Laifen electric toothbrush, set personal usage preferences, and adjust hardware device parameters. By customizing parameters, you can preset a toothbrush mode specific to you, assisting you in effortlessly achieving optimal oral health.
Screenshots
Verdict
The clearest difference is iOS requirement: 5AFit at 13.0 against Laifen's 15.0. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.
| Parameter | 5AFit | Laifen |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.4 (78 ratings) — better |
| Positive reviews | — | 28.3% of reviews |
| Number of ratings | — | 78 — better |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 78 MB | 160 MB |
| Age rating | 12+ | 4+ |
| Developer | Ningbo Haide Fitness Service Co., Ltd. | Shenzhen Shuye Innovation Technology Co., Ltd. |
Bugs and requests
5AFit
Not enough reviews yet to summarise bugs or requests.
Laifen
Reported bugs
17 issues- Verification code never arrives via phone or email
- Get Code button permanently greyed out
- Server returns incorrect data errors
- Request timeout errors during account creation
- App shows blank screens with no text labels
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- Buttons present but unlabeled/non-functional
- App disconnects from toothbrush after profile creation
- Cannot add new toothbrushes to account
- Phantom toothbrush devices appear in account
- Cannot disconnect or delete toothbrush entries
- User profile information not editable
- Text display issues with non-English languages
- App freezes after recent updates
- Toothbrush won't turn on after charging
- Firmware calibration process fails
- App shows connected status but device unresponsive
- Phone number format validation rejects valid numbers
Requested features
14 requests- Apple Health integration and sync
- Battery percentage display
- Dark mode option
- Brushing timer in app
- Real-time brushing feedback and notifications
Show 9 moreShow fewer
- Brushing statistics and performance tracking
- Reward points system for achievements
- Pressure detection alerts
- Support for more than 3 toothbrush devices
- Device identification display
- Troubleshooting and user guide within app
- Brushing quality metrics (similar to Oral-B)
- Automation features for brushing reminders
- Toothbrush model selection in setup
In-app purchases
5AFit
No in-app purchases
Laifen
No in-app purchases
