# MSC Guide vs Happy Fill

The clearest difference is in-app purchases: MSC Guide at none against Happy Fill's 1. MSC Guide also leads on iOS requirement (12.4 vs 16.6). Happy Fill's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Happy Fill sells 1 in-app purchase, starting at $2.99 per month. MSC Guide asks for nothing beyond the download.

MSC Guide ships an update every 3 weeks, Happy Fill weekly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MSC Guide | Happy Fill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 25 MB | 81 MB |
| Requires iOS | **12.4** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Region Computer](https://appshunter.io/developer/1457872162) | [G-Apps.lu](https://appshunter.io/developer/6772766181) |

## What reviewers say

### MSC Guide

[App page](https://appshunter.io/ios/app/msc-guide/id6450447220)

**Features:** macOS Compatibility

**In-app purchases:** none


### Happy Fill

[App page](https://appshunter.io/ios/app/happy-fill-drawing-app/id6772766179)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Edition | $2.99 | per month |


## Frequently asked questions

### Is MSC Guide free?

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

### Is Happy Fill free?

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

### Do MSC Guide or Happy Fill have ads?

Neither MSC Guide nor Happy Fill shows ads.

### Which is updated more often, MSC Guide or Happy Fill?

MSC Guide ships an update every 3 weeks, and Happy Fill weekly. Most recently, MSC Guide was updated on October 27, 2026 and Happy Fill 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.*