# EFB, Harrow vs Rin Sushi

The clearest difference is update cadence: Rin Sushi at every 4 months against EFB, Harrow's every 33 months. On price, ads, 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.

EFB, Harrow ships an update every 33 months, Rin Sushi every 4 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | EFB, Harrow | Rin Sushi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 4 months** |
| Size | 55 MB | 23 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Every Fish Bar](https://appshunter.io/developer/1719837275) | [EPOS Technologies](https://appshunter.io/developer/1531464102) |

## What reviewers say

### EFB, Harrow

[App page](https://appshunter.io/ios/app/efb-harrow/id6473798364)

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

**In-app purchases:** none


### Rin Sushi

[App page](https://appshunter.io/ios/app/rin-sushi/id6498631362)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EFB, Harrow free?

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

### Is Rin Sushi free?

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

### Do EFB, Harrow or Rin Sushi have ads?

Neither EFB, Harrow nor Rin Sushi shows ads.

### Which is updated more often, EFB, Harrow or Rin Sushi?

EFB, Harrow ships an update every 33 months, and Rin Sushi every 4 months. Most recently, EFB, Harrow was updated on October 30, 2026 and Rin Sushi on October 25, 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.*