# Rubber Fill vs Unlocking!

The clearest difference is rating: Rubber Fill at 4.5 against Unlocking!'s 4.0. Rubber Fill also leads on ads (none vs shown) and ratings volume (29 vs 1). On price, update cadence, 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.

Rubber Fill holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Rubber Fill has 29 ratings behind it against 1, so its average is the more settled of the two.

Rubber Fill ships an update every 10 days, Unlocking! every 2 weeks. The most recent releases landed on August 19, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | Rubber Fill | Unlocking! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (29 ratings)](https://appshunter.io/ios/app/rubber-fill/id6451209464/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/unlocking/id6455174981/reviews) |
| Number of ratings | **29** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 155 MB | 92 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Emrullah Can Demirpolat](https://appshunter.io/developer/1533074907) | [FEELCRAFTERS OYUN YAZILIM LIMITED SIRKETI](https://appshunter.io/developer/1691256089) |

## What reviewers say

### Rubber Fill

[App page](https://appshunter.io/ios/app/rubber-fill/id6451209464)

Stretch a rubber band to cover designated areas. Match the area size to the number indicated within it. Enjoy a satisfying puzzle experience.

**Highlights:** Stretch rubber band, Cover numbered areas, Match area size, Satisfying gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Unlocking!

[App page](https://appshunter.io/ios/app/unlocking/id6455174981)

Engage in a unique ASMR puzzle game that combines tactile satisfaction with strategic thinking. Navigate pins, press buttons in the correct sequence, and unlock increasingly challenging levels filled with soothing sounds for a meditative experience.

**Highlights:** Tactile pin interlocking, Strategic button sequencing, ASMR soundscapes, Progressive difficulty levels, Meditative gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rubber Fill free?

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

### Is Unlocking! free?

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

### Which has better reviews, Rubber Fill or Unlocking!?

Rubber Fill is rated higher. Rubber Fill averages 4.5 out of 5 from 29 ratings, while Unlocking! averages 4.0 from 1 ratings.

### Do Rubber Fill or Unlocking! have ads?

Unlocking! shows ads; Rubber Fill does not.

### Which is updated more often, Rubber Fill or Unlocking!?

Rubber Fill ships an update every 10 days, and Unlocking! every 2 weeks. Most recently, Rubber Fill was updated on August 19, 2026 and Unlocking! on June 10, 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.*