# Challaine vs DrG108

Challaine and DrG108 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Challaine ships an update every 5 weeks, DrG108 every 4 weeks. The most recent releases landed on May 19, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Challaine | DrG108 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Size | 34 MB | 41 MB |
| Requires iOS | 16.6 | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Challaine Emerson](https://appshunter.io/developer/1815370029) | [DrG108](https://appshunter.io/developer/1834491952) |

## What reviewers say

### Challaine

[App page](https://appshunter.io/ios/app/challaine/id6746138148)

**In-app purchases:** none


### DrG108

[App page](https://appshunter.io/ios/app/drg108/id6751297753)

**In-app purchases:** none


## Frequently asked questions

### Is Challaine free?

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

### Is DrG108 free?

DrG108 is free to download, with no in-app purchases.

### Do Challaine or DrG108 have ads?

Neither Challaine nor DrG108 shows ads.

### Which is updated more often, Challaine or DrG108?

Challaine ships an update every 5 weeks, and DrG108 every 4 weeks. Most recently, Challaine was updated on May 19, 2026 and DrG108 on September 15, 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.*