# iStroboSoft vs UAFX Control

The clearest difference is review sentiment: iStroboSoft at 76% against UAFX Control's 9%. iStroboSoft also leads on rating (4.3 vs 2.1) and ads (none vs shown). UAFX Control's advantage is price (Free vs $9.99) and in-app purchases (none vs 11). On update cadence, monetization model, device support and iOS requirement there is nothing between them.

UAFX Control is free to download; iStroboSoft costs $9.99 up front. iStroboSoft sells 11 one-off in-app purchases. UAFX Control asks for nothing beyond the download.

iStroboSoft holds the better App Store score, 4.3 against 2.1. That said, the two scores are not equally well evidenced: iStroboSoft has 298 ratings behind it against 19, so its average is the more settled of the two. Written reviews point the same way: 76% of iStroboSoft's written reviews are positive against 9% of UAFX Control's.

iStroboSoft ships an update fortnightly, UAFX Control every 3 weeks. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | iStroboSoft | UAFX Control |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.3 (298 ratings)](https://appshunter.io/ios/app/istrobosoft/id308296029/reviews)** | [2.1 (19 ratings)](https://appshunter.io/ios/app/uafx-control/id1553495098/reviews) |
| Number of ratings | **298** | 19 |
| Positive reviews | **76.0% of reviews** | 8.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#24** | — |
| Size | 5 MB | 60 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Peterson Tuners](https://appshunter.io/developer/308296032) | [Universal Audio](https://appshunter.io/developer/980695700) |

## What reviewers say

### iStroboSoft

[App page](https://appshunter.io/ios/app/istrobosoft/id308296029)

**Currently charting:** #24 Top Paid · Music (US App Store)

This application provides highly accurate tuning for musical instruments, offering professional-grade precision with a real-time strobe display. It supports various tuning modes, temperaments, and input methods, making it suitable for both acoustic and electric instruments.

**Highlights:** 1/10th cent accuracy, Real-time strobe display, Guided Mode Tuning, 12 Temperaments with adjustable root, Assisted Low Note Detection, Drop/Capo mode, Adjustable Concert A

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extended Frequency Modes | $4.99 | one-time |
| Bluegrass Sweeteners | $5.99 | one-time |
| Buzz Feiten Pack | $5.99 | one-time |
| Guitar & Bass Sweeteners | $5.99 | one-time |
| Orchestral Sweeteners | $5.99 | one-time |
| World Sweetener Pack | $9.99 | one-time |
| Tuning Tools | $9.99 | one-time |
| Steel Guitar Sweeteners | $14.99 | one-time |
| Harmonic Tuning | $19.99 | one-time |
| Keyboard Sweeteners | $19.99 | one-time |
| Full Discounted Upgrade Pack | $59.99 | one-time |

**What reviewers like**

- 🚀 Extremely accurate
- 🔒 Reliable and stable
- 👍 Fantastic for instrument setup and intonation
- 👍 Portable and convenient
- 👍 Excellent value for the price

**What reviewers complain about**

- 🐛 Compatibility issues with iOS updates
- 💰 Expensive in-app purchases for additional features
- 🐛 Inconsistent performance, jumps between notes
- 🐛 Struggles with low and high notes
- 🐛 Microphone input not always reliable

**Reported bugs**

- App freezes or crashes on certain iOS versions
- Incorrect note detection on some instruments
- Display issues with newer iPhone/iPad models

**Requested features**

- Add support for more sweetened tunings and temperaments
- Improve display visibility and layout for newer devices
- Integrate with audio apps and allow routing through other apps
- Add Apple Watch app for quick tuning access
- Improve noise filtering and input sensitivity


### UAFX Control

[App page](https://appshunter.io/ios/app/uafx-control/id1553495098)

This app enhances the functionality of Universal Audio's stompbox effects pedals. Users can customize pedal features, manage presets, and access new functionalities through firmware updates. It offers improved Bluetooth connectivity for faster and more reliable connections.

**Highlights:** Customize pedal features, Manage presets, Bluetooth connectivity, Firmware update support, OX Stomp editor

**In-app purchases:** none

**What reviewers like**

- 👍 Easy Bluetooth pairing
- 🚀 Presets load quickly
- 💡 Useful preset library
- 🔧 Firmware updates improve functionality

**What reviewers complain about**

- 🐛 Frequent Bluetooth connection issues
- 🐛 App crashes when trying to access pedals
- 🐛 Unreliable app performance
- 🤔 Limited preset customization options
- 🤔 Lack of visual feedback on preset settings

**Reported bugs**

- App crashes after firmware updates
- Pedals not detected or recognized by app
- Registration process often fails
- Bluetooth connection randomly drops

**Requested features**

- Ability to freely assign pedal buttons
- Option to view and edit preset settings
- MIDI support for preset changes
- Landscape mode support on iPad


## Frequently asked questions

### Is iStroboSoft free?

iStroboSoft costs $9.99, and also offers in-app purchases.

### Is UAFX Control free?

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

### Which has better reviews, iStroboSoft or UAFX Control?

iStroboSoft is rated higher. iStroboSoft averages 4.3 out of 5 from 298 ratings, while UAFX Control averages 2.1 from 19 ratings.

### Do iStroboSoft or UAFX Control have ads?

UAFX Control shows ads; iStroboSoft does not.

### Which is updated more often, iStroboSoft or UAFX Control?

iStroboSoft ships an update fortnightly, and UAFX Control every 3 weeks. Most recently, iStroboSoft was updated on September 25, 2026 and UAFX Control on September 22, 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.*