# Oneing vs Fill

The clearest difference is in-app purchases: Oneing at none against Fill's 1. Fill's advantage is update cadence (every 6 days vs every 18 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Fill sells 1 one-off in-app purchase. Oneing asks for nothing beyond the download.

Oneing ships an update every 18 months, Fill every 6 days. The most recent releases landed on October 27, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Oneing | Fill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/fill-maze-game/id6593692385/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 18 months | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 108 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ugo Chirico](https://appshunter.io/developer/420258493) | [Jan Nemecek](https://appshunter.io/developer/1466553925) |

## What reviewers say

### Oneing

[App page](https://appshunter.io/ios/app/oneing/id1672782523)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fill

[App page](https://appshunter.io/ios/app/fill-maze-game/id6593692385)

Navigate a minimalist maze by swiping a square to fill every empty block. Once all blocks are filled, a portal opens to the next challenging level. This abstract puzzle game offers a calming yet mentally stimulating experience for players who enjoy elegant design and strategic gameplay.

**Highlights:** Fill all empty blocks, Swipe-based controls, Intricate levels, Minimalist design, Portal to next level, Problem-solving challenges

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Oneing free?

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

### Is Fill free?

Fill is free to download, with in-app purchases available.

### Do Oneing or Fill have ads?

Both Oneing and Fill show ads.

### Which is updated more often, Oneing or Fill?

Oneing ships an update every 18 months, and Fill every 6 days. Most recently, Oneing was updated on October 27, 2026 and Fill 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.*