# Sysex Base vs Replicant 3

The clearest difference is rating: Replicant 3 at 4.0 against Sysex Base's 2.9. Replicant 3 also leads on price ($4.99 vs $9.99). Sysex Base's advantage is update cadence (every 3 months vs every 18 months) and device support (3 vs 1). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

Sysex Base costs $9.99 and Replicant 3 $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Replicant 3 holds the better App Store score, 4.0 against 2.9. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews point the same way: 65% of Sysex Base's written reviews are positive against 67% of Replicant 3's.

Sysex Base ships an update every 3 months, Replicant 3 every 18 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Sysex Base | Replicant 3 |
| --- | --- | --- |
| Price | $9.99 | **$4.99** |
| Rating | [2.9 (9 ratings)](https://appshunter.io/ios/app/sysex-base/id1004689966/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/replicant-3/id1670715321/reviews)** |
| Number of ratings | **9** | 4 |
| Positive reviews | 65.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 18 months |
| Monetization | Paid | Paid |
| Size | 19 MB | 27 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | +4 | 4+ |
| Developer | [Coffeeshopped LLC](https://appshunter.io/developer/316294867) | [Audio Damage, Inc.](https://appshunter.io/developer/1248448317) |

## What reviewers say

### Sysex Base

[App page](https://appshunter.io/ios/app/sysex-base/id1004689966)

Manage MIDI sysex files for your synthesizers. Back up, organize, and load your synth sounds using your iPhone or iPad. Supports various MIDI connection methods and cloud backups.

**Highlights:** Record and send sysex data, Organize sysex files into folders, Adjustable transmit speed, Automatic iCloud backup, Open sysex files from other apps, Export sysex files to other apps, View sysex file data

**In-app purchases:** none


### Replicant 3

[App page](https://appshunter.io/ios/app/replicant-3/id1670715321)

This real-time audio effect processor captures, loops, and mangles audio on the fly. It offers advanced sequencing with per-step probability and direction, alongside four distinct slice effects for creative sound design. Control dynamics with envelope crossfading and trigger slices manually or via MIDI.

**Highlights:** Real-time audio slicing and mangling, Advanced step sequencer (3-16 steps), Four distinct slice effects (Stutter, Delay, Redukt, Ring Mod), Envelope crossfading for dynamic control, Manual and MIDI triggering, Intuitive visual step sequencer interface, AUv3 compatible

**In-app purchases:** none


## Frequently asked questions

### Is Sysex Base free?

Sysex Base costs $9.99, with no in-app purchases.

### Is Replicant 3 free?

Replicant 3 costs $4.99, with no in-app purchases.

### Which has better reviews, Sysex Base or Replicant 3?

Replicant 3 is rated higher. Sysex Base averages 2.9 out of 5 from 9 ratings, while Replicant 3 averages 4.0 from 4 ratings.

### Do Sysex Base or Replicant 3 have ads?

Neither Sysex Base nor Replicant 3 shows ads.

### Which is updated more often, Sysex Base or Replicant 3?

Sysex Base ships an update every 3 months, and Replicant 3 every 18 months. Most recently, Sysex Base was updated on October 24, 2026 and Replicant 3 on October 24, 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.*