# Suiyomi vs FormulaPath

The clearest difference is in-app purchases: Suiyomi at none against FormulaPath's 1. Suiyomi also leads on iOS requirement (15.0 vs 26.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FormulaPath sells 1 one-off in-app purchase. Suiyomi asks for nothing beyond the download.

Suiyomi ships an update monthly, FormulaPath every 3 weeks. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Suiyomi | FormulaPath |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 27 MB | 16 MB |
| Requires iOS | **15.0** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Koki Tanisaka](https://appshunter.io/developer/1864074494) | [kasouzou](https://appshunter.io/developer/1895361389) |

## What reviewers say

### Suiyomi

[App page](https://appshunter.io/ios/app/suiyomi-note-reading-trainer/id6757286093)

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

**In-app purchases:** none


### FormulaPath

[App page](https://appshunter.io/ios/app/formulapath/id6782268596)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Formula Keyboard & Quiz Maker | $2.99 | one-time |


## Frequently asked questions

### Is Suiyomi free?

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

### Is FormulaPath free?

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

### Do Suiyomi or FormulaPath have ads?

Neither Suiyomi nor FormulaPath shows ads.

### Which is updated more often, Suiyomi or FormulaPath?

Suiyomi ships an update monthly, and FormulaPath every 3 weeks. Most recently, Suiyomi was updated on October 1, 2026 and FormulaPath on September 29, 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.*