# Helichopter vs Echo Chain

The clearest difference is price: Helichopter at Free against Echo Chain's $3.99. Helichopter also leads on in-app purchases (none vs 7) and update cadence (every 8 days vs every 3 weeks). Echo Chain's advantage is rating (5.0 vs 4.6) and iOS requirement (15.0 vs 17.6). On review sentiment, ads and device support there is nothing between them.

Helichopter is free to download; Echo Chain costs $3.99 up front. Echo Chain sells 7 one-off in-app purchases. Helichopter asks for nothing beyond the download.

Echo Chain holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Helichopter has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Helichopter ships an update every 8 days, Echo Chain every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Helichopter | Echo Chain |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [4.6 (11 ratings)](https://appshunter.io/ios/app/helichopter/id1560400864/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/echo-chain-multiplayer/id6751758104/reviews)** |
| Number of ratings | **11** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | **Free** | Paid |
| Size | 6 MB | 196 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Michael Mayo](https://appshunter.io/developer/1520091704) | [Unmbox Studios](https://appshunter.io/developer/1836642090) |

## What reviewers say

### Helichopter

[App page](https://appshunter.io/ios/app/helichopter/id1560400864)

This game is designed with extensive adaptations for players with severe motor disabilities, cognitive impairments, visual impairments, and cortical vision impairment. It features switch adaptability, though some bugs have been reported.

**Highlights:** Adaptations for motor disabilities, Cognitive impairment support, Visual impairment features, Cortical vision impairment compatibility, Switch adaptability

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

**In-app purchases:** none


### Echo Chain

[App page](https://appshunter.io/ios/app/echo-chain-multiplayer/id6751758104)

This is an accessible audio game that challenges your memory by having you listen to and repeat sequences. It offers multiple game modes, including multiplayer and single-player challenges, and allows for custom sound packs. The experience is premium, ad-free, and designed for both visually impaired and sighted players.

**Highlights:** Listen and repeat audio sequences, Multiplayer and single-player modes, Custom sound pack creation, Global leaderboards, Fully accessible for visually impaired players, Ad-free premium experience

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pixel Beats | $0.99 | one-time |
| Sonic Pulse | $0.99 | one-time |
| Cosmic Burst | $0.99 | one-time |
| Cyber Flow | $0.99 | one-time |
| Power Strike | $0.99 | one-time |
| Photon Slash | $1.99 | one-time |
| Tranquil Wave | $1.99 | one-time |


## Frequently asked questions

### Is Helichopter free?

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

### Is Echo Chain free?

Echo Chain costs $3.99, and also offers in-app purchases.

### Which has better reviews, Helichopter or Echo Chain?

Echo Chain is rated higher. Helichopter averages 4.6 out of 5 from 11 ratings, while Echo Chain averages 5.0 from 2 ratings.

### Do Helichopter or Echo Chain have ads?

Neither Helichopter nor Echo Chain shows ads.

### Which is updated more often, Helichopter or Echo Chain?

Helichopter ships an update every 8 days, and Echo Chain every 3 weeks. Most recently, Helichopter was updated on October 25, 2026 and Echo Chain on October 24, 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.*