# Oclys vs Not Bad Days

The clearest difference is update cadence: Oclys at every 5 months against Not Bad Days's every 12 months. Oclys also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Oclys ships an update every 5 months, Not Bad Days every 12 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Oclys | Not Bad Days |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 5 months** | Every 12 months |
| Size | 104 MB | 80 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [CHRISTELLE MODE](https://appshunter.io/developer/1516045149) | [Amelie Gaulet](https://appshunter.io/developer/1748770808) |

## What reviewers say

### Oclys

[App page](https://appshunter.io/ios/app/oclys/id1516045150)

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

**In-app purchases:** none


### Not Bad Days

[App page](https://appshunter.io/ios/app/not-bad-days/id6503292123)

**In-app purchases:** none


## Frequently asked questions

### Is Oclys free?

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

### Is Not Bad Days free?

Not Bad Days is free to download, with no in-app purchases.

### Which is updated more often, Oclys or Not Bad Days?

Oclys ships an update every 5 months, and Not Bad Days every 12 months. Most recently, Oclys was updated on November 3, 2026 and Not Bad Days on November 4, 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.*