# Laifen vs The Pact

The clearest difference is in-app purchases: Laifen at none against The Pact's 3. Laifen also leads on iOS requirement (15.0 vs 17.4). The Pact's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. The Pact sells 3 in-app purchases, starting at $7.99 per month. Laifen asks for nothing beyond the download.

Laifen ships an update every 3 weeks, The Pact every 2 days. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Laifen | The Pact |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (79 ratings)](https://appshunter.io/ios/app/laifen/id6463205325/reviews)** | — |
| Number of ratings | **79** | — |
| Positive reviews | 28.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 165 MB | 5 MB |
| Requires iOS | **15.0** | 17.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Shenzhen Shuye Innovation Technology Co., Ltd.](https://appshunter.io/developer/1704141324) | [Juan Manuel Bravo](https://appshunter.io/developer/1866632543) |

## What reviewers say

### Laifen

[App page](https://appshunter.io/ios/app/laifen/id6463205325)

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.

**Highlights:** Connect to Laifen electric toothbrush, Set personal usage preferences, Adjust hardware device parameters, Create custom toothbrush modes, Achieve optimal oral health

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⚡ Quick device pairing and connection
- 🎛️ Customizable toothbrush settings (strength, frequency, oscillations)
- 🔄 Real-time setting synchronization with device
- 🦷 High-quality toothbrush hardware and materials
- 📦 Excellent packaging and product design

**What reviewers complain about**

- 🐛 Verification code not sent via SMS or email
- 🔐 Mandatory login requirement for app access
- 📱 Missing text/labels in app interface
- 🔌 App connectivity issues with toothbrush
- 💾 Data persistence problems (settings not saved)

**Reported bugs**

- 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

**Requested features**

- Apple Health integration and sync
- Battery percentage display
- Dark mode option
- Brushing timer in app
- Real-time brushing feedback and notifications


### The Pact

[App page](https://appshunter.io/ios/app/the-pact-stop-doomscrolling/id6814461686)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly household plan | $7.99 | per month |
| Annual household plan | $49.99 | per year |
| Household plan, forever | $99.99 | one-time |


## Frequently asked questions

### Is Laifen free?

Laifen is free to download, with no in-app purchases.

### Is The Pact free?

The Pact is free to download, with in-app purchases available.

### Do Laifen or The Pact have ads?

Neither Laifen nor The Pact shows ads.

### Which is updated more often, Laifen or The Pact?

Laifen ships an update every 3 weeks, and The Pact every 2 days. Most recently, Laifen was updated on November 12, 2026 and The Pact on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*