# PaperFlow vs Doc Translator

The clearest difference is update cadence: Doc Translator at daily against PaperFlow's every 3 days. PaperFlow's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PaperFlow sells 3 in-app purchases, starting at $9.99 per month and Doc Translator sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

PaperFlow ships an update every 3 days, Doc Translator daily. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PaperFlow | Doc Translator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Size | 85 MB | 18 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Freedom It](https://appshunter.io/developer/6803289905) | [炜桢 吕](https://appshunter.io/developer/1597907877) |

## What reviewers say

### PaperFlow

[App page](https://appshunter.io/ios/app/paperflow-handwritten-notes/id6803289903)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PaperFlow Plus (Monthly) | $9.99 | per month |
| PaperFlow Plus (Annual) | $59.99 | per year |
| Founder Plan (lifetime) | $99.90 | one-time |


### Doc Translator

[App page](https://appshunter.io/ios/app/doc-translator-pdf-epub-ocr/id6810911331)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Credits | $2.99 | one-time |
| 300 Credits | $7.99 | one-time |
| 1000 Credits | $24.99 | one-time |
| 3000 Credits | $69.99 | one-time |


## Frequently asked questions

### Is PaperFlow free?

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

### Is Doc Translator free?

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

### Do PaperFlow or Doc Translator have ads?

Neither PaperFlow nor Doc Translator shows ads.

### Which is updated more often, PaperFlow or Doc Translator?

PaperFlow ships an update every 3 days, and Doc Translator daily. Most recently, PaperFlow was updated on October 16, 2026 and Doc Translator on October 12, 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.*