# TestTone vs EGSY01 Analog Synth

The clearest difference is update cadence: EGSY01 Analog Synth at every 10 days against TestTone's every 5 months. EGSY01 Analog Synth also leads on iOS requirement (9.1 vs 15.6). TestTone's advantage is price ($1.99 vs $6.99). On ads, in-app purchases and device support there is nothing between them.

TestTone costs $1.99 and EGSY01 Analog Synth $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TestTone ships an update every 5 months, EGSY01 Analog Synth every 10 days. The most recent releases landed on October 27, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | TestTone | EGSY01 Analog Synth |
| --- | --- | --- |
| Price | **$1.99** | $6.99 |
| Rating | — | **[4.5 (29 ratings)](https://appshunter.io/ios/app/egsy01-analog-synth/id687256735/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | — | 72.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 10 days** |
| Monetization | — | Paid |
| Size | 8 MB | 27 MB |
| Requires iOS | 15.6 | **9.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HTLab](https://appshunter.io/developer/384289233) | [Elliott Garage](https://appshunter.io/developer/454709866) |

## What reviewers say

### TestTone

[App page](https://appshunter.io/ios/app/testtone/id384289230)

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

**In-app purchases:** none


### EGSY01 Analog Synth

[App page](https://appshunter.io/ios/app/egsy01-analog-synth/id687256735)

Create a wide range of analog and vintage sounds with this versatile synthesizer app. It features dual oscillators, multiple synthesis types, and extensive modulation options. Seamlessly integrate with other music apps and hardware via MIDI and audio sharing protocols.

**Highlights:** Dual oscillators with selectable waveforms, FM, addictive, and subtractive synthesis, Arpeggiator and step sequencer, InterApp audio, AUv3, and CoreMIDI support, Touch-sensitive keyboard with modulation, Stereo delay and FX panel, Oscilloscope visualization

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TestTone free?

TestTone costs $1.99, with no in-app purchases.

### Is EGSY01 Analog Synth free?

EGSY01 Analog Synth costs $6.99, with no in-app purchases.

### Do TestTone or EGSY01 Analog Synth have ads?

Neither TestTone nor EGSY01 Analog Synth shows ads.

### Which is updated more often, TestTone or EGSY01 Analog Synth?

TestTone ships an update every 5 months, and EGSY01 Analog Synth every 10 days. Most recently, TestTone was updated on October 27, 2026 and EGSY01 Analog Synth on October 23, 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.*