# Laifen vs Expiration Dates · Stash

The clearest difference is in-app purchases: Laifen at none against Expiration Dates · Stash's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Expiration Dates · Stash sells 3 in-app purchases, starting at $4.99 per month. Laifen asks for nothing beyond the download.

Laifen ships an update every 3 weeks, Expiration Dates · Stash every 2 weeks. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Laifen | Expiration Dates · Stash |
| --- | --- | --- |
| 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 weeks** |
| Monetization | Free | — |
| Size | 160 MB | 25 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Shuye Innovation Technology Co., Ltd.](https://appshunter.io/developer/1704141324) | [伟 段](https://appshunter.io/developer/1891716966) |

## 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


### Expiration Dates · Stash

[App page](https://appshunter.io/ios/app/expiration-dates-stash/id6808518038)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $4.99 | per month |
| Yearly Plan | $19.99 | per year |
| Lifetime Unlock | $29.99 | one-time |


## Frequently asked questions

### Is Laifen free?

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

### Is Expiration Dates · Stash free?

Expiration Dates · Stash is free to download, with in-app purchases available.

### Do Laifen or Expiration Dates · Stash have ads?

Neither Laifen nor Expiration Dates · Stash shows ads.

### Which is updated more often, Laifen or Expiration Dates · Stash?

Laifen ships an update every 3 weeks, and Expiration Dates · Stash every 2 weeks. Most recently, Laifen was updated on October 25, 2026 and Expiration Dates · Stash on October 29, 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.*