# Function vs FamilyMap

The clearest difference is in-app purchases: Function at none against FamilyMap's 3. Function also leads on update cadence (every 3 days vs every 3 weeks) and iOS requirement (13.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. FamilyMap sells 3 in-app purchases, starting at $8.99 per month. Function asks for nothing beyond the download.

Function ships an update every 3 days, FamilyMap every 3 weeks. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Function | FamilyMap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 15 MB | 96 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kolej Technologies, Inc.](https://appshunter.io/developer/1627788805) | [Kidslox inc](https://appshunter.io/developer/1678487934) |

## What reviewers say

### Function

[App page](https://appshunter.io/ios/app/function/id6450653686)

**Features:** macOS Compatibility

**In-app purchases:** none


### FamilyMap

[App page](https://appshunter.io/ios/app/familymap-location-tracker/id6770574306)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Family Map | $8.99 | per month |
| Family Map | $19.99 | per 3 months |
| Family Map | $49.99 | per year |


## Frequently asked questions

### Is Function free?

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

### Is FamilyMap free?

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

### Do Function or FamilyMap have ads?

Neither Function nor FamilyMap shows ads.

### Which is updated more often, Function or FamilyMap?

Function ships an update every 3 days, and FamilyMap every 3 weeks. Most recently, Function was updated on September 30, 2026 and FamilyMap on October 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.*