# Tìm số vs Reaction Training

The clearest difference is update cadence: Reaction Training at every 3 months against Tìm số's every 37 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Tìm số ships an update every 37 months, Reaction Training every 3 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Tìm số | Reaction Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tim-so/id1381308060/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 37 months | **Every 3 months** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 26 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hung Phuoc Tran](https://appshunter.io/developer/1003648744) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### Tìm số

[App page](https://appshunter.io/ios/app/tim-so/id1381308060)

A game where numbers 1 to 100 are randomly arranged. Your task is to find them in sequential order. The winner is the one who finds them the fastest.

**Highlights:** Randomly arranged numbers 1-100, Sequential finding challenge, Time-based scoring, Fast-paced gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Reaction Training

[App page](https://appshunter.io/ios/app/reaction-training-number/id1673299931)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tìm số free?

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

### Is Reaction Training free?

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

### Do Tìm số or Reaction Training have ads?

Both Tìm số and Reaction Training show ads.

### Which is updated more often, Tìm số or Reaction Training?

Tìm số ships an update every 37 months, and Reaction Training every 3 months. Most recently, Tìm số was updated on November 6, 2026 and Reaction Training on November 3, 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.*