# Invisible Ping Pong vs Echo Chain

The clearest difference is price: Invisible Ping Pong at Free against Echo Chain's $3.99. Invisible Ping Pong also leads on in-app purchases (none vs 7) and update cadence (every 2 days vs every 3 weeks). Echo Chain's advantage is rating (5.0 vs 3.0) and device support (3 vs 1). On ratings volume and ads there is nothing between them.

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

Echo Chain holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Invisible Ping Pong ships an update every 2 days, Echo Chain every 3 weeks. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Invisible Ping Pong | Echo Chain |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/invisible-ping-pong/id6502412114/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/echo-chain-multiplayer/id6751758104/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | **Free** | Paid |
| Size | 14 MB | 196 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Matteo Perotta](https://appshunter.io/developer/1822731774) | [Unmbox Studios](https://appshunter.io/developer/1836642090) |

## What reviewers say

### Invisible Ping Pong

[App page](https://appshunter.io/ios/app/invisible-ping-pong/id6502412114)

Experience table tennis without physical equipment. Use your phone as a racket and mimic swing gestures to play against friends or a bot. Enjoy a unique 1v1 multiplayer experience anywhere.

**Highlights:** Play table tennis virtually, Use phone as racket, Gesture-based swing detection, 1v1 multiplayer against friends, Train against AI bot, No physical equipment needed

**Features:** macOS Compatibility

**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 Invisible Ping Pong free?

Invisible Ping Pong 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, Invisible Ping Pong or Echo Chain?

Echo Chain is rated higher. Invisible Ping Pong averages 3.0 out of 5 from 2 ratings, while Echo Chain averages 5.0 from 2 ratings.

### Do Invisible Ping Pong or Echo Chain have ads?

Neither Invisible Ping Pong nor Echo Chain shows ads.

### Which is updated more often, Invisible Ping Pong or Echo Chain?

Invisible Ping Pong ships an update every 2 days, and Echo Chain every 3 weeks. Most recently, Invisible Ping Pong was updated on October 7, 2026 and Echo Chain on October 20, 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.*