# isuniYe OTC vs D230 Tool

The clearest difference is iOS requirement: isuniYe OTC at 12.0 against D230 Tool's 16.0. 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.

isuniYe OTC ships an update every 14 months, D230 Tool every 25 months. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | isuniYe OTC | D230 Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 25 months |
| Size | 35 MB | 7 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [iSuniye LLC](https://appshunter.io/developer/1126690445) | [Shuttle Inc.](https://appshunter.io/developer/543929836) |

## What reviewers say

### isuniYe OTC

[App page](https://appshunter.io/ios/app/isuniye-otc/id1457548524)

**Features:** macOS Compatibility

**In-app purchases:** none


### D230 Tool

[App page](https://appshunter.io/ios/app/d230-tool/id1493365471)

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

**In-app purchases:** none


## Frequently asked questions

### Is isuniYe OTC free?

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

### Is D230 Tool free?

D230 Tool is free to download, with no in-app purchases.

### Do isuniYe OTC or D230 Tool have ads?

Neither isuniYe OTC nor D230 Tool shows ads.

### Which is updated more often, isuniYe OTC or D230 Tool?

isuniYe OTC ships an update every 14 months, and D230 Tool every 25 months. Most recently, isuniYe OTC was updated on October 6, 2026 and D230 Tool on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*