# Jam Synth vs Sequencer Rack 1

The clearest difference is review sentiment: Jam Synth at 84% against Sequencer Rack 1's 0%. Jam Synth also leads on price (Free vs $3.99) and rating (5.0 vs 4.0). On ads, in-app purchases and device support there is nothing between them.

Jam Synth is free to download; Sequencer Rack 1 costs $3.99 up front. Jam Synth sells 4 one-off in-app purchases and Sequencer Rack 1 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Jam Synth holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Jam Synth has 28 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 84% of Jam Synth's written reviews are positive against 0% of Sequencer Rack 1's.

Jam Synth ships an update every 4 months, Sequencer Rack 1 every 91 months. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Jam Synth | Sequencer Rack 1 |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (28 ratings)](https://appshunter.io/ios/app/jam-synth/id732618765/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/sequencer-rack-1-groovebox/id1455358759/reviews) |
| Number of ratings | **28** | 2 |
| Positive reviews | **84.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 91 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 5 MB | 26 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Derek Mesecar](https://appshunter.io/developer/505825864) | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) |

## What reviewers say

### Jam Synth

[App page](https://appshunter.io/ios/app/jam-synth/id732618765)

Transform your guitar into a synthesizer with this app. It accurately tracks pitch and amplitude to control digital oscillators, offering unique synth leads and effects. Go beyond MIDI with expressive, organic sounds and advanced modulation options.

**Highlights:** Monophonic guitar synthesizer, Pitch and amplitude tracking, Multiple oscillator wave shapes, Dynamic filter tracking, Advanced FX section (LFO, Delay, Harmonizer, etc.), MIDI output for external synths, High-accuracy pitch tuner

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intelligent Harmonizer | Free | one-time |
| Rotary Vibe | Free | one-time |
| Rainbows | Free | one-time |
| Time Stopper | Free | one-time |


### Sequencer Rack 1

[App page](https://appshunter.io/ios/app/sequencer-rack-1-groovebox/id1455358759)

Create music and beats with a step sequencer that resembles a compact machine. It offers 16 voices across 16 patterns, with various sounds, effects, and playback controls.

**Highlights:** 16 voices and 16 patterns, 16 diverse sounds (drums, synths, guitars), Chord and synthesizer pad functionality, Phase and virtual speaker effects, Export to WAV, Sound pitch and playback control, Tempo and volume management

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sequencer Rack 1 unlock export | $1.99 | one-time |


## Frequently asked questions

### Is Jam Synth free?

Jam Synth is free to download, with in-app purchases available.

### Is Sequencer Rack 1 free?

Sequencer Rack 1 costs $3.99, and also offers in-app purchases.

### Which has better reviews, Jam Synth or Sequencer Rack 1?

Jam Synth is rated higher. Jam Synth averages 5.0 out of 5 from 28 ratings, while Sequencer Rack 1 averages 4.0 from 2 ratings.

### Do Jam Synth or Sequencer Rack 1 have ads?

Neither Jam Synth nor Sequencer Rack 1 shows ads.

### Which is updated more often, Jam Synth or Sequencer Rack 1?

Jam Synth ships an update every 4 months, and Sequencer Rack 1 every 91 months. Most recently, Jam Synth was updated on September 18, 2026 and Sequencer Rack 1 on September 20, 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.*