# TDAH'elp vs InvaderQuest

The clearest difference is update cadence: InvaderQuest at every 2 weeks against TDAH'elp's every 6 months. TDAH'elp's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TDAH'elp ships an update every 6 months, InvaderQuest every 2 weeks. The most recent releases landed on September 26, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | TDAH'elp | InvaderQuest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/invaderquest/id6786302757/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 78 MB | 47 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marie Guehl](https://appshunter.io/developer/1845695671) | [Marc-Henri Colson](https://appshunter.io/developer/6786302759) |

## What reviewers say

### TDAH'elp

[App page](https://appshunter.io/ios/app/tdahelp/id6755381061)

**Features:** macOS Compatibility

**In-app purchases:** none


### InvaderQuest

[App page](https://appshunter.io/ios/app/invaderquest/id6786302757)

Discover and track unique street art mosaics hidden in cities worldwide. Plan your routes to find them efficiently, get alerts when you're near, and monitor your collection's progress with detailed statistics and achievements. This app turns urban exploration into an engaging treasure hunt.

**Highlights:** Map of nearby mosaics, Route planning for hunts, Optimized loop routes, Proximity alerts, Collection tracking, Progress statistics, News updates on mosaics

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

**In-app purchases:** none


## Frequently asked questions

### Is TDAH'elp free?

TDAH'elp is free to download, with no in-app purchases.

### Is InvaderQuest free?

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

### Do TDAH'elp or InvaderQuest have ads?

Neither TDAH'elp nor InvaderQuest shows ads.

### Which is updated more often, TDAH'elp or InvaderQuest?

TDAH'elp ships an update every 6 months, and InvaderQuest every 2 weeks. Most recently, TDAH'elp was updated on September 26, 2026 and InvaderQuest on October 12, 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.*