# Interval min vs Zombie Rhythm

The clearest difference is review sentiment: Zombie Rhythm at 100% against Interval min's 50%. Zombie Rhythm also leads on update cadence (every 2 days vs every 7 months) and iOS requirement (11.0 vs 14.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Interval min ships an update every 7 months, Zombie Rhythm every 2 days. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Interval min | Zombie Rhythm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/interval-min/id937916331/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 2 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 21 MB | 173 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kelly Technology Inc.](https://appshunter.io/developer/393931941) | [Shanghai Meowsay Technology Co., Ltd.](https://appshunter.io/developer/1583208341) |

## What reviewers say

### Interval min

[App page](https://appshunter.io/ios/app/interval-min/id937916331)

Test your music theory knowledge by identifying chords. Listen to musical notation and select the correct chord from multiple choices. Improve your understanding of music with repeated play and adjustable instruments.

**Highlights:** Chord identification gameplay, Musical notation display, Multiple choice answers, Score tracking with penalties, Adjustable instrument sounds (piano, organ), Skip puzzles without penalty

**Features:** Vision Pro support

**In-app purchases:** none


### Zombie Rhythm

[App page](https://appshunter.io/ios/app/zombie-rhythm/id1589648920)

Battle hordes of zombies using the power of music. Tap to the beat of various melodies to repel the undead and protect the last city. Compete globally and prove your rhythmic prowess.

**Highlights:** Musical note combat, Simple click operation, Relaxing rhythm judgment, 11 cities with different music, Global player rankings, Worship function

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval min free?

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

### Is Zombie Rhythm free?

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

### Do Interval min or Zombie Rhythm have ads?

Both Interval min and Zombie Rhythm show ads.

### Which is updated more often, Interval min or Zombie Rhythm?

Interval min ships an update every 7 months, and Zombie Rhythm every 2 days. Most recently, Interval min was updated on October 24, 2026 and Zombie Rhythm on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*