# Billie Tracker vs Pixelsynth

The clearest difference is update cadence: Billie Tracker at every 2 days against Pixelsynth's every 9 days. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Billie Tracker against 5.0 for Pixelsynth. Both are backed by a comparable volume of ratings — 5 and 3 respectively.

Billie Tracker ships an update every 2 days, Pixelsynth every 9 days. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Billie Tracker | Pixelsynth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/billie-tracker/id6792379355/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/pixelsynth-auv3-visual-synth/id6804130647/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Monetization | Free | Free |
| Size | 56 MB | 8 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Billie Cooperative](https://appshunter.io/developer/1832623915) | [de Bastion, Inc](https://appshunter.io/developer/1871510214) |

## What reviewers say

### Billie Tracker

[App page](https://appshunter.io/ios/app/billie-tracker/id6792379355)

Create music with a powerful groovebox featuring a step sequencer, synthesizers, and a sampler. Arrange patterns into songs, shape unique sounds, and export your finished tracks. Designed for intuitive music production on mobile devices.

**Highlights:** Step sequencer for notes and instruments, Shapeable synth instruments, In-app sampler for recording sounds, Mixer with per-track controls, Song arrangement and export options, Hardware controller support

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

**In-app purchases:** none


### Pixelsynth

[App page](https://appshunter.io/ios/app/pixelsynth-auv3-visual-synth/id6804130647)

This app transforms musical input into a vibrant visual experience, allowing users to see and shape their sound in real-time. It offers a playful and immediate way to create music, with all controls and feedback displayed on a single screen. Designed by a Deaf musician, it prioritizes visual feedback as an integral part of the instrument.

**Highlights:** Real-time visual sound shaping, Interactive 16-pad grid, Adjustable waveforms, filters, and envelopes, LFO, delay, and reverb effects, AUv3 instrument compatibility, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Billie Tracker free?

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

### Is Pixelsynth free?

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

### Which has better reviews, Billie Tracker or Pixelsynth?

Billie Tracker and Pixelsynth are both rated 5.0 out of 5 on the App Store, from 5 and 3 ratings respectively.

### Do Billie Tracker or Pixelsynth have ads?

Neither Billie Tracker nor Pixelsynth shows ads.

### Which is updated more often, Billie Tracker or Pixelsynth?

Billie Tracker ships an update every 2 days, and Pixelsynth every 9 days. Most recently, Billie Tracker was updated on October 1, 2026 and Pixelsynth 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.*