# isfizz vs practice cents

The clearest difference is price: practice cents at Free against isfizz's $2.99. practice cents also leads on update cadence (every 3 days vs fortnightly). isfizz's advantage is in-app purchases (none vs 2) and iOS requirement (15.0 vs 17.0). On ads and device support there is nothing between them.

practice cents is free to download; isfizz costs $2.99 up front. practice cents sells 2 in-app purchases, starting at $4.99 per month. isfizz asks for nothing beyond the download.

isfizz ships an update fortnightly, practice cents every 3 days. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | isfizz | practice cents |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.7 (14 ratings)](https://appshunter.io/ios/app/isfizz/id6470708963/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Paid | — |
| Size | 6 MB | 37 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryouta Kira](https://appshunter.io/developer/862984358) | [Phillip Holland](https://appshunter.io/developer/1658607753) |

## What reviewers say

### isfizz

[App page](https://appshunter.io/ios/app/isfizz/id6470708963)

This app plays SFZ files, an open format for sampled sound instruments. It supports various audio file formats, MIDI, and Scala tuning files. It also functions as an Audio Unit Extension (AUv3) for use with other music apps.

**Highlights:** SFZ file playback, Audio Unit Extension (AUv3) support, Edit SFZ strings, Load SFZ files in place, Scala tuning file support, MIDI support

**Features:** Vision Pro support

**In-app purchases:** none


### practice cents

[App page](https://appshunter.io/ios/app/practice-cents/id6798775760)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| practice cents Pro | $4.99 | per month |
| practice cents Pro | $29.99 | per year |


## Frequently asked questions

### Is isfizz free?

isfizz costs $2.99, with no in-app purchases.

### Is practice cents free?

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

### Do isfizz or practice cents have ads?

Neither isfizz nor practice cents shows ads.

### Which is updated more often, isfizz or practice cents?

isfizz ships an update fortnightly, and practice cents every 3 days. Most recently, isfizz was updated on October 9, 2026 and practice cents on October 4, 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.*