# SunPrint vs Tattoo Flow

The clearest difference is iOS requirement: SunPrint at 13.0 against Tattoo Flow's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

SunPrint ships an update every 3 weeks, Tattoo Flow fortnightly. The most recent releases landed on October 17, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | SunPrint | Tattoo Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sunprint/id6748125774/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 190 MB | 130 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [厦门橙太阳电子科技有限公司](https://appshunter.io/developer/1858840507) | [Xiamen Rongta Technology Co.,Ltd](https://appshunter.io/developer/1133035092) |

## What reviewers say

### SunPrint

[App page](https://appshunter.io/ios/app/sunprint/id6748125774)

This smart learning assistant offers error correction and knowledge management with fast Bluetooth connectivity and ink-free printing. It provides a comprehensive question bank for all subjects, math exercises, literature, and vocabulary to support study needs from preview to exam preparation.

**Highlights:** Error correction, Knowledge management, Fast Bluetooth connectivity, Ink-free eco-printing, Curated question bank, Math exercises, Vocabulary database

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

**In-app purchases:** none


### Tattoo Flow

[App page](https://appshunter.io/ios/app/tattoo-flow/id6757800404)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SunPrint free?

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

### Is Tattoo Flow free?

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

### Do SunPrint or Tattoo Flow have ads?

Neither SunPrint nor Tattoo Flow shows ads.

### Which is updated more often, SunPrint or Tattoo Flow?

SunPrint ships an update every 3 weeks, and Tattoo Flow fortnightly. Most recently, SunPrint was updated on October 17, 2026 and Tattoo Flow on October 13, 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.*