# LECO vs ONYX

The clearest difference is update cadence: LECO at fortnightly against ONYX's every 28 months. LECO also leads on iOS requirement (8.0 vs 13.0). 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.

LECO ships an update fortnightly, ONYX every 28 months. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | LECO | ONYX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 28 months |
| Size | 4 MB | 3 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [soichiro uchida](https://appshunter.io/developer/1625648323) | [Naoya Takahashi](https://appshunter.io/developer/1301211980) |

## What reviewers say

### LECO

[App page](https://appshunter.io/ios/app/leco/id1625648321)

**In-app purchases:** none


### ONYX

[App page](https://appshunter.io/ios/app/onyx/id1640467771)

**In-app purchases:** none


## Frequently asked questions

### Is LECO free?

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

### Is ONYX free?

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

### Do LECO or ONYX have ads?

Neither LECO nor ONYX shows ads.

### Which is updated more often, LECO or ONYX?

LECO ships an update fortnightly, and ONYX every 28 months. Most recently, LECO was updated on October 14, 2026 and ONYX on October 9, 2026.

---

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