# iSoundBank vs isfizz

The clearest difference is review sentiment: isfizz at 100% against iSoundBank's 46%. isfizz also leads on rating (4.7 vs 3.0) and update cadence (every 3 weeks vs every 8 months). iSoundBank's advantage is price ($0.99 vs $2.99) and iOS requirement (11.0 vs 15.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

iSoundBank costs $0.99 and isfizz $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

isfizz holds the better App Store score, 4.7 against 3.0. Both are backed by a comparable volume of ratings — 5 and 14 respectively. Written reviews point the same way: 46% of iSoundBank's written reviews are positive against 100% of isfizz's.

iSoundBank ships an update every 8 months, isfizz every 3 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | iSoundBank | isfizz |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | [3.0 (5 ratings)](https://appshunter.io/ios/app/isoundbank/id1240044349/reviews) | **[4.7 (14 ratings)](https://appshunter.io/ios/app/isfizz/id6470708963/reviews)** |
| Number of ratings | 5 | **14** |
| Positive reviews | 46.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#199** |
| Size | 12 MB | 6 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Supertintin Co., Ltd](https://appshunter.io/developer/345365970) | [Ryouta Kira](https://appshunter.io/developer/862984358) |

## What reviewers say

### iSoundBank

[App page](https://appshunter.io/ios/app/isoundbank/id1240044349)

This app allows users to play sound bank files in SF2 and DLS formats. It includes a built-in General MIDI sound bank and supports importing and sharing these audio files. MIDI input is also available from external devices or virtual sources.

**Highlights:** SF2 and DLS sound bank playback, Built-in General MIDI sound bank, Import and share SF2/DLS files, MIDI In support (Core MIDI/virtual), iPhone, iPad, and iPod compatible

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

**In-app purchases:** none


### isfizz

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

**Currently charting:** #199 Top Paid · Music (US App Store)

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


## Frequently asked questions

### Is iSoundBank free?

iSoundBank costs $0.99, with no in-app purchases.

### Is isfizz free?

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

### Which has better reviews, iSoundBank or isfizz?

isfizz is rated higher. iSoundBank averages 3.0 out of 5 from 5 ratings, while isfizz averages 4.7 from 14 ratings.

### Do iSoundBank or isfizz have ads?

Neither iSoundBank nor isfizz shows ads.

### Which is updated more often, iSoundBank or isfizz?

iSoundBank ships an update every 8 months, and isfizz every 3 weeks. Most recently, iSoundBank was updated on October 24, 2026 and isfizz on October 27, 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.*