# 大脑锻炼 vs Sleep Haven

The clearest difference is ads: Sleep Haven at none against 大脑锻炼's shown. Sleep Haven also leads on update cadence (every 3 days vs every 10 days). 大脑锻炼's advantage is iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 大脑锻炼 sells 1 one-off in-app purchase and Sleep Haven sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

大脑锻炼 ships an update every 10 days, Sleep Haven every 3 days. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 大脑锻炼 | Sleep Haven |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brainfit/id1246675507/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 120 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [涛 殷](https://appshunter.io/developer/478791127) | [chunqing liao](https://appshunter.io/developer/1753312176) |

## What reviewers say

### 大脑锻炼

[App page](https://appshunter.io/ios/app/brainfit/id1246675507)

Engage in a variety of brain-training exercises designed to test and improve cognitive functions like recognition, memory, and calculation. Features include visual and color recognition, math problems, memory tests, and attention exercises. It also offers color blindness and logic puzzle games.

**Highlights:** Visual and color recognition tests, Mathematical calculation exercises, Instant memory and attention span tests, Color blindness testing, Logic puzzles (Number and Huarong Dao), Casual games for stress relief

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RMB18-Ad Free | $2.99 | one-time |


### Sleep Haven

[App page](https://appshunter.io/ios/app/sleep-haven/id6504686224)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |
| Annual Membership | $5.99 | per year |


## Frequently asked questions

### Is 大脑锻炼 free?

大脑锻炼 is free to download, with in-app purchases available.

### Is Sleep Haven free?

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

### Do 大脑锻炼 or Sleep Haven have ads?

大脑锻炼 shows ads; Sleep Haven does not.

### Which is updated more often, 大脑锻炼 or Sleep Haven?

大脑锻炼 ships an update every 10 days, and Sleep Haven every 3 days. Most recently, 大脑锻炼 was updated on October 7, 2026 and Sleep Haven on October 20, 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.*