# 2nds vs ONYX

The clearest difference is iOS requirement: 2nds at 8.0 against ONYX's 13.0. 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.

2nds ships an update every 21 months, ONYX every 28 months. The most recent releases landed on September 15, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | 2nds | ONYX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 21 months** | Every 28 months |
| Size | 3 MB | 3 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [morikawa hidenobu](https://appshunter.io/developer/1358210865) | [Naoya Takahashi](https://appshunter.io/developer/1301211980) |

## What reviewers say

### 2nds

[App page](https://appshunter.io/ios/app/2nds/id1367784985)

**Features:** macOS Compatibility

**In-app purchases:** none


### ONYX

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

**In-app purchases:** none


## Frequently asked questions

### Is 2nds free?

2nds is free to download, with no in-app purchases.

### Is ONYX free?

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

### Do 2nds or ONYX have ads?

Neither 2nds nor ONYX shows ads.

### Which is updated more often, 2nds or ONYX?

2nds ships an update every 21 months, and ONYX every 28 months. Most recently, 2nds was updated on September 15, 2026 and ONYX on June 11, 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.*