3D Synth vs Aro Metronome
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3D Synth
This app is a touch synthesizer that allows continuous pitch control for expressive playing. It offers various sound-shaping tools and effects, along with on-device recording capabilities for sharing and backup.
- Chromatic touch interface
- Real-time responsive play
- Multiple oscillator and FM instruments
- ADSR envelope shaping
- Reverb, delay, distortion, EQ effects
- On-device audio recording
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3DSynth! A chromatic touch synthesizer and on-device recorder. Chromatic by design - 3DSynth lets you play all notes and frequencies continuously—not locked to MIDI steps—so you control pitch directly with your finger like a real instrument! Real-time, responsive play - Low latency and immediate feedback keep your phrasing natural and expressive while you glide and shape the note in motion. Shape your sound - Choose different instruments (oscillator, FM, plucked), sculpt with ADSR and add effects like reverb, modulation, delay, distortion, and EQ! Record on device - Capture your takes directly to the app’s local recordings folder for sharing and backup. **Important** Deleting the app removes its local data, including recordings and settings. Export anything you want to keep before uninstalling or resetting the device. Enjoy and thanks for downloading!
Aro Metronome
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Aro Metronome is a clean, reliable metronome built for musicians who need precisstraightforwardicity. Whether you’re practicing solo or leading a group, Aro keeps time steady with a strightfoward interface. What sets Aro apart is the ability to connect multiple devices together and control a group of metronomes simultaneously. Start, stop, or change tempo from one device and keep everyone in sync. It’s perfect for ensembles, rehearsals, classrooms, and practice rooms where consistency matters. Designed to be straightforward and fast, Aro Metronome helps you focus on the music instead of the settings. Set it up in seconds and keep the whole room on the same beat.
Screenshots
Verdict
The clearest difference is iOS requirement: 3D Synth at 18.5 against Aro Metronome's 26.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | 3D Synth | Aro Metronome |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.5 — better | 26.0 |
| Further details — not scored | ||
| Size | 9 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | David Noy | Archenemy LLC |
In-app purchases
3D Synth
No in-app purchases
Aro Metronome
No in-app purchases









