# Helix Protocol vs Doozles | Doodle Puzzles

The clearest difference is ads: Doozles | Doodle Puzzles at none against Helix Protocol's shown. Helix Protocol's advantage is update cadence (every 3 weeks vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Helix Protocol sells 7 one-off in-app purchases and Doozles | Doodle Puzzles sells 10 in-app purchases, starting at $12.99 per year. Whichever you choose, the download price is not the number that matters.

Helix Protocol ships an update every 3 weeks, Doozles | Doodle Puzzles every 4 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Helix Protocol | Doozles | Doodle Puzzles |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (10 ratings)](https://appshunter.io/ios/app/doozles-doodle-puzzles/id1593947033/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 45 MB | 206 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [Oleksii Poliakov](https://appshunter.io/developer/648955741) | [Tiny Toad Games](https://appshunter.io/developer/1593947035) |

## What reviewers say

### Helix Protocol

[App page](https://appshunter.io/ios/app/helix-protocol/id936490163)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50K Credits | $2.99 | one-time |
| 125K Credits | $5.99 | one-time |
| 175K Credits | $8.99 | one-time |
| 250K Credits | $12.99 | one-time |
| 500K Credits | $19.99 | one-time |
| 750K Credits | $24.99 | one-time |
| 1M Credits | $29.99 | one-time |


### Doozles | Doodle Puzzles

[App page](https://appshunter.io/ios/app/doozles-doodle-puzzles/id1593947033)

Engage in a relaxing and satisfying puzzle game by tapping colorful symbols to reveal playful images. Discover hundreds of original artworks, with new content added regularly. Enjoy a calming experience suitable for all ages, featuring original music and haptic feedback.

**Highlights:** Creative puzzle gameplay, Hundreds of original artworks, Daily new puzzles, Family-friendly content, Original music and haptics, Share completed puzzles

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $12.99 | per year |
| Tasty Treats Art Pack | $0.99 | one-time |
| Flower Garden Art Pack | $1.99 | one-time |
| Desert Spring Art Pack | $1.99 | one-time |
| Delightful Dragons Art Pack | $1.99 | one-time |
| Dandy Dogs Art Pack | $1.99 | one-time |
| Serene Samadhi Art Pack | $1.99 | one-time |
| Amazing Treehouses Art Pack | $1.99 | one-time |
| Calm and Cozy Art Pack | $2.99 | one-time |
| Lifetime Membership | $49.99 | one-time |


## Frequently asked questions

### Is Helix Protocol free?

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

### Is Doozles | Doodle Puzzles free?

Doozles | Doodle Puzzles is free to download, with in-app purchases available.

### Do Helix Protocol or Doozles | Doodle Puzzles have ads?

Helix Protocol shows ads; Doozles | Doodle Puzzles does not.

### Which is updated more often, Helix Protocol or Doozles | Doodle Puzzles?

Helix Protocol ships an update every 3 weeks, and Doozles | Doodle Puzzles every 4 months. Most recently, Helix Protocol was updated on November 6, 2026 and Doozles | Doodle Puzzles on November 3, 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.*