# Atomic vs 松鼠鎖

The clearest difference is iOS requirement: 松鼠鎖 at 16.0 against Atomic's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Atomic sells 4 in-app purchases, starting at $4.99 per month and 松鼠鎖 sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Atomic ships an update every 5 days, 松鼠鎖 every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Atomic | 松鼠鎖 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 115 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chung Ping Tseng](https://appshunter.io/developer/1801222767) | [Evan Tsai](https://appshunter.io/developer/1895553439) |

## What reviewers say

### Atomic

[App page](https://appshunter.io/ios/app/atomic-learn-languages/id6743085759)

This app offers daily listening challenges to improve English comprehension. It's designed to build a language habit through short, engaging exercises, catering to various levels and accents. Track your progress and maintain a streak with quick, effective practice.

**Highlights:** Daily listening challenges, AI-powered learning, Typing practice, Instant feedback, Streak tracking, Multiple accents and levels

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atomic Learning - Monthly Plan | $4.99 | per month |
| Atomic Learning - Yearly Plan | $29.99 | per year |
| AtomicLearning Pro Lifetime | $39.99 | one-time |
| AtomicLearning Pro Lifetime | $59.99 | one-time |


### 松鼠鎖

[App page](https://appshunter.io/ios/app/app/id6763912454)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 松鼠鎖 Premium - 月訂閱 | $4.99 | per month |
| 松鼠鎖 Premium - 年訂閱 | $29.99 | per year |
| 松鼠鎖 Premium - 終身使用權 | $99.99 | one-time |


## Frequently asked questions

### Is Atomic free?

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

### Is 松鼠鎖 free?

松鼠鎖 is free to download, with in-app purchases available.

### Do Atomic or 松鼠鎖 have ads?

Neither Atomic nor 松鼠鎖 shows ads.

### Which is updated more often, Atomic or 松鼠鎖?

Atomic ships an update every 5 days, and 松鼠鎖 every 3 days. Most recently, Atomic was updated on October 30, 2026 and 松鼠鎖 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.*