# XThinkTank vs Immerse

The clearest difference is in-app purchases: Immerse at none against XThinkTank's 4. XThinkTank's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. XThinkTank sells 4 one-off in-app purchases. Immerse asks for nothing beyond the download.

XThinkTank ships an update every 9 days, Immerse weekly. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | XThinkTank | Immerse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 45 MB | 30 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hooman Biotechnology (beijing) Co., Ltd](https://appshunter.io/developer/6781695015) | [BUNKER GAMES](https://appshunter.io/developer/1810887454) |

## What reviewers say

### XThinkTank

[App page](https://appshunter.io/ios/app/xthinktank/id6781695013)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10,000 积分 | $0.99 | one-time |
| 55,000 积分 | $6.99 | one-time |
| 115,000 积分 | $14.99 | one-time |
| 600,000 积分 | $69.99 | one-time |


### Immerse

[App page](https://appshunter.io/ios/app/immerse-pomodoro-focus-timer/id6782882276)

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

**In-app purchases:** none


## Frequently asked questions

### Is XThinkTank free?

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

### Is Immerse free?

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

### Do XThinkTank or Immerse have ads?

Neither XThinkTank nor Immerse shows ads.

### Which is updated more often, XThinkTank or Immerse?

XThinkTank ships an update every 9 days, and Immerse weekly. Most recently, XThinkTank was updated on November 5, 2026 and Immerse on November 10, 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.*