# Addictive Synth vs Phosphor 3

The clearest difference is update cadence: Addictive Synth at every 4 months against Phosphor 3's every 11 months. Addictive Synth also leads on iOS requirement (6.0 vs 12.0). Phosphor 3's advantage is price ($5.99 vs $6.99). On rating, review sentiment, ratings volume and ads there is nothing between them.

Addictive Synth costs $6.99 and Phosphor 3 $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Phosphor 3 holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 15 and 9 respectively. Written reviews split almost evenly too, at 78% and 79% positive.

Addictive Synth ships an update every 4 months, Phosphor 3 every 11 months. The most recent releases landed on June 9, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Addictive Synth | Phosphor 3 |
| --- | --- | --- |
| Price | $6.99 | **$5.99** |
| Rating | [4.5 (15 ratings)](https://appshunter.io/ios/app/addictive-synth/id447072653/reviews) | **[4.7 (9 ratings)](https://appshunter.io/ios/app/phosphor-3/id1499115553/reviews)** |
| Number of ratings | **15** | 9 |
| Positive reviews | 78.1% of reviews | **78.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 11 months |
| Monetization | Paid | Paid |
| Size | 47 MB | 27 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [Audio Damage, Inc.](https://appshunter.io/developer/1248448317) |

## What reviewers say

### Addictive Synth

[App page](https://appshunter.io/ios/app/addictive-synth/id447072653)

Create unique sounds and driving loops with a powerful wavetable synthesizer. Explore a vast sonic universe with dynamic oscillators, spectral noise generation, and intelligent randomizers. Play live with an onscreen keyboard or connect a MIDI controller.

**Highlights:** Dynamic wavetable synthesis, Spectral noise generator, Intelligent randomizer for sounds and arpeggios, Onscreen keyboard with live playing capabilities, MIDI keyboard compatibility, Programmable arpeggiator, Audiobus and Inter-app audio support

**In-app purchases:** none

**What reviewers like**

- 🎵 Unique additive synthesis sound palette
- 🎛️ Intuitive and clean interface design
- 🎲 Randomizer/dice feature for creative exploration
- 🎹 Excellent arpeggiator with extensive customization
- ✏️ Ability to draw custom waveforms and filters

**What reviewers complain about**

- 🔊 Harsh, metallic, or shrill sound character
- 🐛 Crashes on certain iOS versions
- ⏱️ Tempo drift and synchronization issues
- 🎹 Small, difficult-to-use on-screen controls
- 📡 Poor MIDI latency and responsiveness

**Reported bugs**

- App crashes upon opening on iOS 15.1
- Static/audio glitches on startup
- Keyboard width inconsistency across pages
- Stuck notes with external MIDI controllers
- Audio playback at 2x speed when pasting from certain apps

**Requested features**

- MIDI learn functionality
- Audiobus and IAA sync support
- MIDI clock/start/stop synchronization
- Ableton Link integration
- White/pink noise generator


### Phosphor 3

[App page](https://appshunter.io/ios/app/phosphor-3/id1499115553)

This app recreates a vintage digital synthesizer, offering a faithful emulation of a classic sound engine. It includes modern features like MPE, extensive modulation, and a new UI for sonic exploration.

**Highlights:** Vintage digital synthesizer emulation, Additive synthesis engine, MPE support, Extensive modulation routing, Preset manager, Tuning tables

**In-app purchases:** none


## Frequently asked questions

### Is Addictive Synth free?

Addictive Synth costs $6.99, with no in-app purchases.

### Is Phosphor 3 free?

Phosphor 3 costs $5.99, with no in-app purchases.

### Which has better reviews, Addictive Synth or Phosphor 3?

Phosphor 3 is rated higher. Addictive Synth averages 4.5 out of 5 from 15 ratings, while Phosphor 3 averages 4.7 from 9 ratings.

### Do Addictive Synth or Phosphor 3 have ads?

Neither Addictive Synth nor Phosphor 3 shows ads.

### Which is updated more often, Addictive Synth or Phosphor 3?

Addictive Synth ships an update every 4 months, and Phosphor 3 every 11 months. Most recently, Addictive Synth was updated on June 9, 2026 and Phosphor 3 on July 6, 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.*