# ostinata vs TempoKin

The clearest difference is in-app purchases: ostinata at none against TempoKin's 2. TempoKin's advantage is update cadence (every 4 days vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TempoKin sells 2 in-app purchases, starting at $5.99 per month. ostinata asks for nothing beyond the download.

ostinata ships an update every 9 days, TempoKin every 4 days. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ostinata | TempoKin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tempokin/id6786504725/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 27 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Joachim Groeger](https://appshunter.io/developer/1887008617) | [haikuo sun](https://appshunter.io/developer/6786504727) |

## What reviewers say

### ostinata

[App page](https://appshunter.io/ios/app/ostinata/id6762445694)

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

**In-app purchases:** none


### TempoKin

[App page](https://appshunter.io/ios/app/tempokin/id6786504725)

This music practice app offers a precise metronome, tempo trainer, and journal to improve rhythm and speed for various instruments. Organize songs, track progress, and sync data across devices with customizable themes and visual cues.

**Highlights:** Precise rhythm with multiple time signatures, Tempo progression for speed building, Muted-beat training, Song and setlist organization, Practice journal with progress tracking, iCloud sync, Home Screen and Lock Screen widgets

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Metronome Pro Monthly | $5.99 | per month |
| Metronome Pro Lifetime | $18.00 | one-time |


## Frequently asked questions

### Is ostinata free?

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

### Is TempoKin free?

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

### Do ostinata or TempoKin have ads?

Neither ostinata nor TempoKin shows ads.

### Which is updated more often, ostinata or TempoKin?

ostinata ships an update every 9 days, and TempoKin every 4 days. Most recently, ostinata was updated on October 2, 2026 and TempoKin on October 11, 2026.

---

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