# TrueSpeed vs SubZap

The clearest difference is in-app purchases: TrueSpeed at none against SubZap's 1. TrueSpeed also leads on iOS requirement (15.0 vs 17). SubZap's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. SubZap sells 1 one-off in-app purchase. TrueSpeed asks for nothing beyond the download.

## The numbers

| Metric | TrueSpeed | SubZap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Size | 25 MB | 2 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 9+ |
| Developer | [Haileslassie Lilay Desalegn](https://appshunter.io/developer/1841785547) | [贺 周](https://appshunter.io/developer/1815397078) |

## What reviewers say

### TrueSpeed

[App page](https://appshunter.io/ios/app/truespeed-internet-speed-test/id6759922668)

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

**In-app purchases:** none


### SubZap

[App page](https://appshunter.io/ios/app/subzap/id6768647578)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SubZap Pro | $3.99 | one-time |


## Frequently asked questions

### Is TrueSpeed free?

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

### Is SubZap free?

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

### Do TrueSpeed or SubZap have ads?

TrueSpeed shows ads; SubZap does not.

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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.*