# SynthMaster One for iPhone vs Synth Pro

The clearest difference is ads: SynthMaster One for iPhone at none against Synth Pro's shown. SynthMaster One for iPhone also leads on iOS requirement (10.0 vs 18.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. SynthMaster One for iPhone sells 10 one-off in-app purchases and Synth Pro sells 20 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for SynthMaster One for iPhone against 4.6 for Synth Pro. Both are backed by a comparable volume of ratings — 333 and 554 respectively. Written reviews are what separate them: 66% of SynthMaster One for iPhone's written reviews are positive against 71% of Synth Pro's.

SynthMaster One for iPhone ships an update every 2 months, Synth Pro monthly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SynthMaster One for iPhone | Synth Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (333 ratings)](https://appshunter.io/ios/app/synthmaster-one-for-iphone/id1490902617/reviews)** | [4.6 (554 ratings)](https://appshunter.io/ios/app/synth-pro-analog-synthesizer/id1635988723/reviews) |
| Number of ratings | 333 | **554** |
| Positive reviews | 66.0% of reviews | **70.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 297 MB | 89 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KV331 Audio](https://appshunter.io/developer/944155925) | [TAQS.IM](https://appshunter.io/developer/1457405202) |

## What reviewers say

### SynthMaster One for iPhone

[App page](https://appshunter.io/ios/app/synthmaster-one-for-iphone/id1490902617)

This powerful wavetable synthesizer app offers an intuitive workflow for creating new sounds. It features a rich library of wavetables, inspiring factory presets, and real-time modulation feedback for sound design.

**Highlights:** Wavetable synthesis, 300 factory presets, AUv3 support, Files App integration, Real-time modulation feedback, Semi-modular architecture, 32-step arpeggiator/sequencer

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BigTone Club Construction Set | $4.99 | one-time |
| True Trance Sounds Volume 1 | $4.99 | one-time |
| Vandalism Future House | $4.99 | one-time |
| NatLife Retrowave Sounds Vol.1 | $4.99 | one-time |
| Demis Hellen Euphoric Trance | $4.99 | one-time |
| NatLife Progressive&Deep Vol.1 | $4.99 | one-time |
| Vandalism Shocking Future Bass | $4.99 | one-time |
| Venus Theory Trap Sounds | $4.99 | one-time |
| Desktop Presets Upgrade | $9.99 | one-time |
| SM One Expansions Bundle | $24.99 | one-time |

**What reviewers like**

- ✨ Excellent sound quality
- 🤩 Incredible features for free
- 👍 Easy to use interface
- 🎛️ Versatile sound design capabilities
- 🎵 Great for GarageBand integration

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔌 Issues with GarageBand integration
- 💸 In-app purchase problems
- 🔄 Presets not saving
- 📉 App appears abandoned

**Reported bugs**

- App crashes when loading saved presets
- App crashes when setting default sound
- AUv3 option disappears in GarageBand
- Inability to reload user patches without crashing
- Inability to purchase certain IAP packs

**Requested features**

- Fix in-app purchase issues
- Improve GarageBand AUv3 stability
- Enable saving of custom presets
- Address crashing when loading presets
- Fix note pitch issues


### Synth Pro

[App page](https://appshunter.io/ios/app/synth-pro-analog-synthesizer/id1635988723)

Explore authentic analog synth sounds and craft unique music with a powerful editing suite. This app offers studio-quality effects, layering capabilities, and MIDI/AUv3 support for both beginners and professionals. Save, share, and record your creations.

**Highlights:** Authentic analog & vintage synth sounds, Full synthesizer editing section, Professional-grade effects, Layer & split sounds, MIDI & AUv3 support, Save, share, & record creations

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

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TAQS.IM Monthly PRO Access | $5.99 | per month |
| TAQS.IM Yearly Premium Access | $19.99 | per year |
| TAQS.IM Yearly PRO Access | $29.99 | per year |
| CZ-101 PS Essentials | $2.99 | one-time |
| DW8PS Digital Analog | $2.99 | one-time |
| DXSevn Legend | $2.99 | one-time |
| JNO-106 I | $2.99 | one-time |
| Ethereal Voices | $2.99 | one-time |
| Pad Sounds | $2.99 | one-time |
| Synth Strings & Brass | $2.99 | one-time |
| Synths | $2.99 | one-time |
| Hafla Synth | $2.99 | one-time |
| MOSS Leads | $2.99 | one-time |
| Vintage Analog Synth Leads | $2.99 | one-time |
| Oriental Throwback | $2.99 | one-time |
| Synth Bass | $2.99 | one-time |
| Casio CZ101 Mono Synth Leads | $2.99 | one-time |
| JNO-106 II | $2.99 | one-time |
| TAQSIM Synth Pro Lifetime | $19.99 | one-time |
| TAQSIM Synth Pro Lifetime | $29.99 | one-time |

**What reviewers like**

- 🎶 Great for making music
- 🎵 Inspiring and authentic sounds
- 💡 Unique sonic textures
- 👍 Good for FNF songs
- 🌟 Free sounds are valuable

**What reviewers complain about**

- 🔋 Drains phone battery significantly
- 🐛 Audio lags and glitches in GarageBand
- 💥 Crashes in GarageBand
- 🚫 Not recognized in GarageBand sometimes
- 🔊 No sound output

**Reported bugs**

- Audio lags and glitches in GarageBand
- Phone battery drain
- GarageBand crashes
- App not recognized in GarageBand
- No sound output

**Requested features**

- Merge duplicate sound banks
- Fix GarageBand integration issues


## Frequently asked questions

### Is SynthMaster One for iPhone free?

SynthMaster One for iPhone is free to download, with in-app purchases available.

### Is Synth Pro free?

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

### Which has better reviews, SynthMaster One for iPhone or Synth Pro?

SynthMaster One for iPhone is rated higher. SynthMaster One for iPhone averages 4.7 out of 5 from 333 ratings, while Synth Pro averages 4.6 from 554 ratings.

### Do SynthMaster One for iPhone or Synth Pro have ads?

Synth Pro shows ads; SynthMaster One for iPhone does not.

### Which is updated more often, SynthMaster One for iPhone or Synth Pro?

SynthMaster One for iPhone ships an update every 2 months, and Synth Pro monthly. Most recently, SynthMaster One for iPhone was updated on October 29, 2026 and Synth Pro on October 27, 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.*