# Glass Mender vs NumFlow

The clearest difference is in-app purchases: Glass Mender at none against NumFlow's 4. Glass Mender also leads on ads (none vs shown). NumFlow's advantage is iOS requirement (16.6 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. NumFlow sells 4 one-off in-app purchases. Glass Mender asks for nothing beyond the download.

Glass Mender ships an update weekly, NumFlow every 4 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Glass Mender | NumFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/glass-mender/id6804417268/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | — |
| Size | 29 MB | 8 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [铭旭 王](https://appshunter.io/developer/6799798850) | [Mustafa Ofluoglu](https://appshunter.io/developer/6794329369) |

## What reviewers say

### Glass Mender

[App page](https://appshunter.io/ios/app/glass-mender/id6804417268)

Assemble beautiful stained-glass windows by fitting fragmented pieces together. Enjoy a relaxing puzzle experience with no timers or move limits across hundreds of unique designs. Showcase your completed artwork in your personal workshop.

**Highlights:** 80 unique stained-glass puzzles, Daily fruit-themed puzzles, World Tour landmarks, Hint system with earned candles, Offline play, No ads or in-app purchases

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

**In-app purchases:** none


### NumFlow

[App page](https://appshunter.io/ios/app/numflow-number-puzzle/id6812376955)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Hints | $4.99 | one-time |
| Remove Ads | $7.99 | one-time |
| 100 Hints | $8.99 | one-time |
| 300 Hints | $14.99 | one-time |


## Frequently asked questions

### Is Glass Mender free?

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

### Is NumFlow free?

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

### Do Glass Mender or NumFlow have ads?

NumFlow shows ads; Glass Mender does not.

### Which is updated more often, Glass Mender or NumFlow?

Glass Mender ships an update weekly, and NumFlow every 4 days. Most recently, Glass Mender was updated on November 6, 2026 and NumFlow on October 31, 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.*