# Theremin Synth vs TEMPO

The clearest difference is rating: TEMPO at 4.3 against Theremin Synth's 3.2. TEMPO also leads on review sentiment (100% vs 64%) and update cadence (every 4 days vs every 2 months). Theremin Synth's advantage is price ($2.99 vs $9.99) and iOS requirement (12.1 vs 17.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Theremin Synth costs $2.99 and TEMPO $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TEMPO holds the better App Store score, 4.3 against 3.2. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews point the same way: 64% of Theremin Synth's written reviews are positive against 100% of TEMPO's.

Theremin Synth ships an update every 2 months, TEMPO every 4 days. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Theremin Synth | TEMPO |
| --- | --- | --- |
| Price | **$2.99** | $9.99 |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/theremin-synth-record-and-loop/id1104816326/reviews) | **[4.3 (3 ratings)](https://appshunter.io/ios/app/tempo-1/id6768481470/reviews)** |
| Number of ratings | **6** | 3 |
| Positive reviews | 63.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Paid | Paid |
| Size | 1 MB | 99 MB |
| Requires iOS | **12.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Luke Phillips](https://appshunter.io/developer/1104816325) | [Richard Gillespie](https://appshunter.io/developer/1887994349) |

## What reviewers say

### Theremin Synth

[App page](https://appshunter.io/ios/app/theremin-synth-record-and-loop/id1104816326)

Create unique soundscapes with this multitouch synthesizer. Record, loop, and overdub your creations, then export them as WAV files to share. Experiment with various waveforms and effects for endless sonic possibilities.

**Highlights:** Multitouch synthesis, Record, loop, and overdub, Adjustable delay, feedback, and scuzz effects, Four waveform options, Export recordings as WAV files, Offline functionality

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

**In-app purchases:** none


### TEMPO

[App page](https://appshunter.io/ios/app/tempo-1/id6768481470)

Create beats quickly with a 12-voice drum machine featuring deep sequencing, live capture, and resampling. Shape sounds with modeled drums, samples, or your own WAVs, then mix and add effects to finish your tracks anywhere.

**Highlights:** 12-voice drum workstation, Playable pads and step sequencing, Up to 64 steps per pattern, Modeled drums and user WAV import, Live capture and resampling, Mixer, FX, and automation, AUv3 extension

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Theremin Synth free?

Theremin Synth costs $2.99, with no in-app purchases.

### Is TEMPO free?

TEMPO costs $9.99, with no in-app purchases.

### Which has better reviews, Theremin Synth or TEMPO?

TEMPO is rated higher. Theremin Synth averages 3.2 out of 5 from 6 ratings, while TEMPO averages 4.3 from 3 ratings.

### Do Theremin Synth or TEMPO have ads?

Neither Theremin Synth nor TEMPO shows ads.

### Which is updated more often, Theremin Synth or TEMPO?

Theremin Synth ships an update every 2 months, and TEMPO every 4 days. Most recently, Theremin Synth was updated on October 24, 2026 and TEMPO on October 22, 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.*