# isfizz vs SMFPlayer Portable

The clearest difference is price: SMFPlayer Portable at Free against isfizz's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

SMFPlayer Portable is free to download; isfizz costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

isfizz ships an update every 3 weeks, SMFPlayer Portable every 5 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | isfizz | SMFPlayer Portable |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Paid | — |
| Size | 6 MB | 2 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryouta Kira](https://appshunter.io/developer/862984358) | [Hiroshi Okawa](https://appshunter.io/developer/1594045640) |

## 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


### SMFPlayer Portable

[App page](https://appshunter.io/ios/app/smfplayer-portable/id6745766877)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is isfizz free?

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

### Is SMFPlayer Portable free?

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

### Do isfizz or SMFPlayer Portable have ads?

Neither isfizz nor SMFPlayer Portable shows ads.

### Which is updated more often, isfizz or SMFPlayer Portable?

isfizz ships an update every 3 weeks, and SMFPlayer Portable every 5 weeks. Most recently, isfizz was updated on November 7, 2026 and SMFPlayer Portable on November 8, 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.*