Laifen vs AOHI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Read full descriptionHide full description
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.
AOHI
Monitor and control your phone's charging process remotely. View real-time voltage and manage charging via WiFi connection to supporting hardware.
- Real-time charging voltage display
- Remote charging control (start/pause)
- WiFi hardware connection
- Phone charging monitoring
Read full descriptionHide full description
After logging into the app, connect to the supporting hardware device via WiFi. The device can charge your phone; you can view the phone's real-time charging voltage directly in the app and support remote control of the charging process (e.g., start, pause).
Screenshots
Verdict
The clearest difference is rating: Laifen at 2.4 against AOHI's 1.0. Laifen also leads on review sentiment (29% vs 0%) and ratings volume (78 vs 11). AOHI's advantage is iOS requirement (13.0 vs 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.
Laifen holds the better App Store score, 2.4 against 1.0. That said, the two scores are not equally well evidenced: Laifen has 78 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 29% of Laifen's written reviews are positive against 0% of AOHI's.
Laifen ships an update every 3 weeks, AOHI every 5 weeks. The most recent releases landed on September 21, 2026 and July 17, 2026 respectively.
| Parameter | Laifen | AOHI |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (78 ratings) — better | 1.0 (11 ratings) |
| Positive reviews | 28.6% of reviews — better | 0.0% of reviews |
| Number of ratings | 78 — better | 11 |
| Update frequency | Every 3 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 160 MB | 113 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Shuye Innovation Technology Co., Ltd. | 深圳奥达电源科技有限公司 |
Customer experience
Laifen
AOHI
Bugs and 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
Show 12 moreShow fewer
- 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
AOHI
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Laifen
No in-app purchases
AOHI
No in-app purchases
