# Formula Milk Maker vs WiFi Heatmap & Coverage Map

The clearest difference is in-app purchases: Formula Milk Maker at none against WiFi Heatmap & Coverage Map's 2. Formula Milk Maker also leads on iOS requirement (12.0 vs 17.0). WiFi Heatmap & Coverage Map's advantage is update cadence (every 3 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. WiFi Heatmap & Coverage Map sells 2 in-app purchases, starting at $19.99 per year. Formula Milk Maker asks for nothing beyond the download.

Formula Milk Maker ships an update fortnightly, WiFi Heatmap & Coverage Map every 3 days. The most recent releases landed on October 8, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Formula Milk Maker | WiFi Heatmap & Coverage Map |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 66 MB | 13 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Qianhai Zoome Technology Co., Ltd.](https://appshunter.io/developer/1070060972) | [Rupangkan Kalita](https://appshunter.io/developer/6781726544) |

## What reviewers say

### Formula Milk Maker

[App page](https://appshunter.io/ios/app/formula-milk-maker/id6747329275)

**Features:** macOS Compatibility

**In-app purchases:** none


### WiFi Heatmap & Coverage Map

[App page](https://appshunter.io/ios/app/wifi-heatmap-and-coverage-map/id6808955251)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $19.99 | per year |
| Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Formula Milk Maker free?

Formula Milk Maker is free to download, with no in-app purchases.

### Is WiFi Heatmap & Coverage Map free?

WiFi Heatmap & Coverage Map is free to download, with in-app purchases available.

### Do Formula Milk Maker or WiFi Heatmap & Coverage Map have ads?

Neither Formula Milk Maker nor WiFi Heatmap & Coverage Map shows ads.

### Which is updated more often, Formula Milk Maker or WiFi Heatmap & Coverage Map?

Formula Milk Maker ships an update fortnightly, and WiFi Heatmap & Coverage Map every 3 days. Most recently, Formula Milk Maker was updated on October 8, 2026 and WiFi Heatmap & Coverage Map on October 20, 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.*