# Fill vs dot.io

The clearest difference is in-app purchases: dot.io at none against Fill's 1. dot.io also leads on ads (none vs shown) and update cadence (every 2 days vs every 6 days). Fill's advantage is iOS requirement (12.0 vs 15.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Fill against 5.0 for dot.io. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Fill ships an update every 6 days, dot.io every 2 days. The most recent releases landed on June 10, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Fill | dot.io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/fill-maze-game/id6593692385/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/dotio/id6670444344/reviews) |
| Number of ratings | 3 | **6** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 108 MB | 48 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jan Nemecek](https://appshunter.io/developer/1466553925) | [Alex Vance](https://appshunter.io/developer/1766308284) |

## What reviewers say

### 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 |


### dot.io

[App page](https://appshunter.io/ios/app/dotio/id6670444344)

Test your reflexes in this vibrant color-matching game. Control a shifting circle to catch falling dots of the same color, build chain bonuses, and strategically use power-ups to achieve high scores. Enjoy an upbeat soundtrack and minimalist graphics.

**Highlights:** Color-changing circle gameplay, Catch falling dots, Chain bonuses for high scores, Special power-ups (rainbow, clock), Global leaderboards, One-touch controls, Increasing difficulty

**Features:** Game Controller support

**In-app purchases:** none


## Frequently asked questions

### Is Fill free?

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

### Is dot.io free?

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

### Which has better reviews, Fill or dot.io?

Fill and dot.io are both rated 5.0 out of 5 on the App Store, from 3 and 6 ratings respectively.

### Do Fill or dot.io have ads?

Fill shows ads; dot.io does not.

### Which is updated more often, Fill or dot.io?

Fill ships an update every 6 days, and dot.io every 2 days. Most recently, Fill was updated on June 10, 2026 and dot.io on June 1, 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.*