# strng vs Poseidon Synth

The clearest difference is rating: strng at 4.7 against Poseidon Synth's 4.0. strng also leads on review sentiment (84% vs 59%) and price ($4.99 vs $7.99). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

strng costs $4.99 and Poseidon Synth $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

strng holds the better App Store score, 4.7 against 4.0. Both are backed by a comparable volume of ratings — 35 and 33 respectively. Written reviews point the same way: 84% of strng's written reviews are positive against 59% of Poseidon Synth's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | strng | Poseidon Synth |
| --- | --- | --- |
| Price | **$4.99** | $7.99 |
| Rating | **[4.7 (35 ratings)](https://appshunter.io/ios/app/strng/id993782289/reviews)** | [4.0 (33 ratings)](https://appshunter.io/ios/app/poseidon-synth/id1045058006/reviews) |
| Number of ratings | **35** | 33 |
| Positive reviews | **84.4% of reviews** | 58.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Paid | Paid |
| Size | 4 MB | 328 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Erik Sigth](https://appshunter.io/developer/385275335) | [Harry Gohs](https://appshunter.io/developer/382428644) |

## What reviewers say

### strng

[App page](https://appshunter.io/ios/app/strng/id993782289)

This app generates plucked string sounds using a physical modeling synthesis engine. It offers polyphonic voices, a built-in keyboard, and MIDI control. Shape your sound with delay and resonant filters, and integrate with other music apps.

**Highlights:** Physical modeling string synthesis, 16 voice polyphony, Built-in 25-key keyboard with aftertouch, MIDI controller support (USB/Wi-Fi), Stereo ping-pong delay, Two-channel resonant filter with LFOs, Audiobus, IAA, and AUv3 support

**Features:** Vision Pro support

**In-app purchases:** none


### Poseidon Synth

[App page](https://appshunter.io/ios/app/poseidon-synth/id1045058006)

Explore vast sonic landscapes with this advanced synthesizer. It combines analog synthesis with spectral modeling for unique sound design, offering powerful filters, spatialization, and a vast library of presets and sound models.

**Highlights:** Spectral model oscillator, F-Domain Filter with variable slope, Spatializer for stereo movement, Extensive sound browser, Arpeggiator with programmable sequences, Built-in effects suite

**In-app purchases:** none


## Frequently asked questions

### Is strng free?

strng costs $4.99, with no in-app purchases.

### Is Poseidon Synth free?

Poseidon Synth costs $7.99, with no in-app purchases.

### Which has better reviews, strng or Poseidon Synth?

strng is rated higher. strng averages 4.7 out of 5 from 35 ratings, while Poseidon Synth averages 4.0 from 33 ratings.

### Do strng or Poseidon Synth have ads?

Neither strng nor Poseidon Synth shows ads.

### Which is updated more often, strng or Poseidon Synth?

strng ships an update every 4 months, and Poseidon Synth every 4 months. Most recently, strng was updated on October 19, 2026 and Poseidon Synth on October 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.*