# 本を探す vs Ambis

The clearest difference is ads: Ambis at none against 本を探す's shown. Ambis also leads on update cadence (every 2 days vs monthly) and iOS requirement (12.0 vs 16.0). On price, 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.

本を探す ships an update monthly, Ambis every 2 days. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 本を探す | Ambis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 days** |
| Size | 4 MB | 46 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KAZUYUKI TAJIMA](https://appshunter.io/developer/876885221) | [REALBIND .inc](https://appshunter.io/developer/1555905118) |

## What reviewers say

### 本を探す

[App page](https://appshunter.io/ios/app/id956844697)

**In-app purchases:** none


### Ambis

[App page](https://appshunter.io/ios/app/ambis-chat-analysis/id6744064675)

**In-app purchases:** none


## Frequently asked questions

### Is 本を探す free?

本を探す is free to download, with no in-app purchases.

### Is Ambis free?

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

### Do 本を探す or Ambis have ads?

本を探す shows ads; Ambis does not.

### Which is updated more often, 本を探す or Ambis?

本を探す ships an update monthly, and Ambis every 2 days. Most recently, 本を探す was updated on October 10, 2026 and Ambis on October 11, 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.*