# SampleTank CS vs Synth Pro

The clearest difference is rating: Synth Pro at 4.6 against SampleTank CS's 3.1. Synth Pro also leads on review sentiment (71% vs 29%) and ratings volume (554 vs 142). SampleTank CS's advantage is ads (none vs shown) and iOS requirement (13.0 vs 18.0). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. SampleTank CS sells 15 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.

Synth Pro holds the better App Store score, 4.6 against 3.1. Both are backed by a comparable volume of ratings — 142 and 554 respectively. Written reviews point the same way: 29% of SampleTank CS's written reviews are positive against 71% of Synth Pro's.

SampleTank CS ships an update every 2 months, Synth Pro every 5 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SampleTank CS | Synth Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (142 ratings)](https://appshunter.io/ios/app/sampletank-cs/id464775965/reviews) | **[4.6 (554 ratings)](https://appshunter.io/ios/app/synth-pro-analog-synthesizer/id1635988723/reviews)** |
| Number of ratings | 142 | **554** |
| Positive reviews | 28.9% of reviews | **70.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 1.5 GB | 89 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IK Multimedia US, LLC](https://appshunter.io/developer/323694278) | [TAQS.IM](https://appshunter.io/developer/1457405202) |

## What reviewers say

### SampleTank CS

[App page](https://appshunter.io/ios/app/sampletank-cs/id464775965)

This professional mobile sound and groove workstation brings desktop-level virtual instrument power to your iPhone and iPad. It offers a vast array of world-class instruments and patterns for live performance and composition, with expandable sound libraries available for purchase.

**Highlights:** 23 free instruments in 16 categories, 8-part multitimbral sound module, Expandable sound library with 2300+ instruments, Over 1,200 melodic and rhythmic patterns, 8-track MIDI recorder with audio export, Intuitive interface and new sound engine, Song and Live environments

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Organ | $4.99 | one-time |
| Strings | $4.99 | one-time |
| Brass | $4.99 | one-time |
| Synth Leads | $4.99 | one-time |
| Synth Pads | $4.99 | one-time |
| Woodwinds | $4.99 | one-time |
| Acoustic Drums | $4.99 | one-time |
| Electric Piano | $7.99 | one-time |
| The Grid | $14.99 | one-time |
| Upgrade to SampleTank | $24.99 | one-time |
| Miroslav Philharmonik - Mobile Edition | $24.99 | one-time |
| Sample Moog - Mobile Edition | $24.99 | one-time |
| Sonik Synth - Mobile Edition | $24.99 | one-time |
| All Sounds | $64.99 | one-time |
| SampleTank PRO - All Sounds Pack | $64.99 | one-time |

**What reviewers like**

- 🚀 Great sound quality
- 👍 Easy to use
- 💡 Excellent for live performances

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔒 Issues with in-app purchases and restoring purchases
- 🔋 High memory usage
- 👎 Lack of updates and support

**Reported bugs**

- Incompatible with latest iOS versions
- MIDI issues and lack of device detection
- Purchased content not properly restored

**Requested features**

- Add AU/AUv3 support for better DAW integration
- Improve MIDI functionality and mapping
- Allow importing custom samples
- Enhance performance controls (e.g., pitch bend, modulation)


### 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 SampleTank CS free?

SampleTank CS 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, SampleTank CS or Synth Pro?

Synth Pro is rated higher. SampleTank CS averages 3.1 out of 5 from 142 ratings, while Synth Pro averages 4.6 from 554 ratings.

### Do SampleTank CS or Synth Pro have ads?

Synth Pro shows ads; SampleTank CS does not.

### Which is updated more often, SampleTank CS or Synth Pro?

SampleTank CS ships an update every 2 months, and Synth Pro every 5 weeks. Most recently, SampleTank CS was updated on October 23, 2026 and Synth Pro on October 25, 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.*