# Data Rhythm vs PRiMPO 【プリンポ】書類・スキャン・データ化 OCR

The clearest difference is ads: PRiMPO 【プリンポ】書類・スキャン・データ化 OCR at none against Data Rhythm's shown. PRiMPO 【プリンポ】書類・スキャン・データ化 OCR also leads on update cadence (every 5 days vs every 3 weeks) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

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

Data Rhythm ships an update every 3 weeks, PRiMPO 【プリンポ】書類・スキャン・データ化 OCR every 5 days. The most recent releases landed on May 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Data Rhythm | PRiMPO 【プリンポ】書類・スキャン・データ化 OCR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 17 MB | 68 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Hayashi](https://appshunter.io/developer/1609931545) | [PRiSM Lab LLC (Japan)](https://appshunter.io/developer/1615696712) |

## What reviewers say

### Data Rhythm

[App page](https://appshunter.io/ios/app/data-rhythm/id1639696025)

**Features:** macOS Compatibility

**In-app purchases:** none


### PRiMPO 【プリンポ】書類・スキャン・データ化 OCR

[App page](https://appshunter.io/ios/app/primpo-ocr/id6736721045)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Data Rhythm free?

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

### Is PRiMPO 【プリンポ】書類・スキャン・データ化 OCR free?

PRiMPO 【プリンポ】書類・スキャン・データ化 OCR is free to download, with no in-app purchases.

### Do Data Rhythm or PRiMPO 【プリンポ】書類・スキャン・データ化 OCR have ads?

Data Rhythm shows ads; PRiMPO 【プリンポ】書類・スキャン・データ化 OCR does not.

### Which is updated more often, Data Rhythm or PRiMPO 【プリンポ】書類・スキャン・データ化 OCR?

Data Rhythm ships an update every 3 weeks, and PRiMPO 【プリンポ】書類・スキャン・データ化 OCR every 5 days. Most recently, Data Rhythm was updated on May 16, 2026 and PRiMPO 【プリンポ】書類・スキャン・データ化 OCR on September 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.*