# Kauldron Synthesizer vs PSA1000

The clearest difference is price: Kauldron Synthesizer at $9.99 against PSA1000's $19.99. Kauldron Synthesizer also leads on ratings volume (136 vs 10). PSA1000's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 80%). On ads, in-app purchases, monetization model and device support there is nothing between them.

Kauldron Synthesizer costs $9.99 and PSA1000 $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PSA1000 holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Kauldron Synthesizer has 136 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 80% of Kauldron Synthesizer's written reviews are positive against 100% of PSA1000's.

Kauldron Synthesizer ships an update every 49 months, PSA1000 every 17 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Kauldron Synthesizer | PSA1000 |
| --- | --- | --- |
| Price | **$9.99** | $19.99 |
| Rating | [4.6 (136 ratings)](https://appshunter.io/ios/app/kauldron-synthesizer/id1292510609/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/psa1000/id1498483020/reviews)** |
| Number of ratings | **136** | 10 |
| Positive reviews | 79.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 49 months | **Every 17 months** |
| Monetization | Paid | Paid |
| Size | 32 MB | 22 MB |
| Requires iOS | 15.6 | **15** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yonac Inc.](https://appshunter.io/developer/288670023) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### Kauldron Synthesizer

[App page](https://appshunter.io/ios/app/kauldron-synthesizer/id1292510609)

This app combines classic analog synth warmth with AI-powered sound design. It offers intelligent preset generation, extensive modulation options, and a powerful arpeggiator for creating rich synth textures.

**Highlights:** AI-powered preset generation (SPAWN²), Analog modeling oscillators, Extensive modulation matrix, Dual XY-pads for control, Powerful arpeggiator, AUv3 plugin support, Over 900 presets

**In-app purchases:** none

**What reviewers like**

- ✨ Warm and rich sound
- 👍 Easy to use interface
- 💡 Great presets included
- 🚀 Powerful sound engine
- 🌟 High quality emulation

**What reviewers complain about**

- 🐛 Buggy AUv3 implementation
- 🔊 Shrill noise issue
- 🔇 No Bluetooth speaker support
- ⚠️ Strange behavior/no reset
- 📉 Lacks oomph/personality

**Reported bugs**

- Oscillators cannot be set to -1 octave
- Shrill noise
- No Bluetooth speaker output
- Fails to reload with Logic projects
- Cannot load into Logic Pro

**Requested features**

- Bring synths/effects to macOS
- Mac App version
- More comprehensive FX section (distortion/saturation)
- MIDI-out for arpeggiator
- Drum machine, PAD launcher, DAW


### PSA1000

[App page](https://appshunter.io/ios/app/psa1000/id1498483020)

This audio plugin emulates a classic '90s analog guitar preamp, offering rich saturation for various instruments and mix processing. It features independent channel controls, stereo widening, and phase manipulation for modern versatility.

**Highlights:** Analog saturation emulation, Independent left/right channel controls, Dry/Wet mix knob, Mid/Side processing, Stereo widening circuit, Phase Reverse switch

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Kauldron Synthesizer free?

Kauldron Synthesizer costs $9.99, with no in-app purchases.

### Is PSA1000 free?

PSA1000 costs $19.99, with no in-app purchases.

### Which has better reviews, Kauldron Synthesizer or PSA1000?

PSA1000 is rated higher. Kauldron Synthesizer averages 4.6 out of 5 from 136 ratings, while PSA1000 averages 5.0 from 10 ratings.

### Do Kauldron Synthesizer or PSA1000 have ads?

Neither Kauldron Synthesizer nor PSA1000 shows ads.

### Which is updated more often, Kauldron Synthesizer or PSA1000?

Kauldron Synthesizer ships an update every 49 months, and PSA1000 every 17 months. Most recently, Kauldron Synthesizer was updated on November 3, 2026 and PSA1000 on November 3, 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.*