# Brain Infinity vs 明鏡

The clearest difference is in-app purchases: 明鏡 at none against Brain Infinity's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Brain Infinity sells 1 one-off in-app purchase. 明鏡 asks for nothing beyond the download.

Brain Infinity ships an update every 5 days, 明鏡 weekly. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Brain Infinity | 明鏡 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | — | Free |
| Size | 72 MB | 87 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUTA UEDA](https://appshunter.io/developer/1853129120) | [Nihon no Inaka ha Shihonshugi no Frontier da LLC.](https://appshunter.io/developer/796913059) |

## What reviewers say

### Brain Infinity

[App page](https://appshunter.io/ios/app/brain-infinity-mind-workout/id6755319401)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### 明鏡

[App page](https://appshunter.io/ios/app/ai/id6792995299)

Learn AI, marketing, and general knowledge through text, video, and AI audio lectures. Track your progress with reading, bookmarks, and notes. Enjoy daily recommended readings and a podcast.

**Highlights:** Text and video lectures, AI audio learning, Audiobook-style playback, Daily podcast, Learning progress tracking, Daily recommended readings

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Infinity free?

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

### Is 明鏡 free?

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

### Do Brain Infinity or 明鏡 have ads?

Neither Brain Infinity nor 明鏡 shows ads.

### Which is updated more often, Brain Infinity or 明鏡?

Brain Infinity ships an update every 5 days, and 明鏡 weekly. Most recently, Brain Infinity was updated on October 24, 2026 and 明鏡 on October 13, 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.*