# DubDub! vs Codable

The clearest difference is in-app purchases: DubDub! at none against Codable's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Codable sells 2 in-app purchases, starting at $4.99 per month. DubDub! asks for nothing beyond the download.

DubDub! ships an update every 5 days, Codable every 4 days. The most recent releases landed on September 9, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | DubDub! | Codable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/codable-code-challenges/id6787467242/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 58 MB | 3 MB |
| Requires iOS | 26.2 | **26** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Baptiste DAJON](https://appshunter.io/developer/499283836) | [Intrepid Reality, LLC](https://appshunter.io/developer/1755278398) |

## What reviewers say

### DubDub!

[App page](https://appshunter.io/ios/app/dubdub/id6757886527)

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

**In-app purchases:** none


### Codable

[App page](https://appshunter.io/ios/app/codable-code-challenges/id6787467242)

Master programming by solving focused coding challenges in ten popular languages. Build real fluency through daily practice, from fundamental concepts to advanced topics like concurrency and memory management. Suitable for beginners and experienced developers alike.

**Highlights:** Solve coding challenges in 10 languages, Practice data structures and algorithms, Master concurrency and memory management, Build fluency with daily focused practice, Suitable for all skill levels, Switch between programming languages

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Codable Pro | $4.99 | per month |
| Codable Pro | $29.99 | per year |


## Frequently asked questions

### Is DubDub! free?

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

### Is Codable free?

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

### Do DubDub! or Codable have ads?

Neither DubDub! nor Codable shows ads.

### Which is updated more often, DubDub! or Codable?

DubDub! ships an update every 5 days, and Codable every 4 days. Most recently, DubDub! was updated on September 9, 2026 and Codable on September 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.*