# Annoydio vs Overdrive Synth

The clearest difference is review sentiment: Overdrive Synth at 79% against Annoydio's 20%. Overdrive Synth also leads on price (Free vs $4.99) and rating (4.9 vs 2.8). Annoydio's advantage is in-app purchases (none vs 1) and update cadence (every 10 days vs monthly). On ads, device support and iOS requirement there is nothing between them.

Overdrive Synth is free to download; Annoydio costs $4.99 up front. Overdrive Synth sells 1 one-off in-app purchase. Annoydio asks for nothing beyond the download.

Overdrive Synth holds the better App Store score, 4.9 against 2.8. That said, the two scores are not equally well evidenced: Overdrive Synth has 34 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 20% of Annoydio's written reviews are positive against 79% of Overdrive Synth's.

Annoydio ships an update every 10 days, Overdrive Synth monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Annoydio | Overdrive Synth |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [2.8 (5 ratings)](https://appshunter.io/ios/app/annoydio/id671684127/reviews) | **[4.9 (34 ratings)](https://appshunter.io/ios/app/overdrive-synth/id1612690745/reviews)** |
| Number of ratings | 5 | **34** |
| Positive reviews | 20.0% of reviews | **79.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 23 MB | 247 MB |
| Requires iOS | 14.4 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Kitowicz](https://appshunter.io/developer/570772945) | [Moby Pixel](https://appshunter.io/developer/1435802052) |

## What reviewers say

### Annoydio

[App page](https://appshunter.io/ios/app/annoydio/id671684127)

Create and manipulate custom sounds using your device's microphone or iTunes file sharing. Assign sounds to pads, alter their frequency, play them in reverse, and add effects. Connect MIDI keyboards for interactive performance.

**Highlights:** Assign and play sounds on a grid of pads, Create custom sounds with device microphone, Import custom sounds via iTunes file sharing, Manipulate sound parameters (frequency, reverse, loop), Apply audio effects (distortion, delay), Connect MIDI keyboards for polyphonic playback, Supports Inter-App Audio as sound module/MIDI device

**In-app purchases:** none


### Overdrive Synth

[App page](https://appshunter.io/ios/app/overdrive-synth/id1612690745)

Explore unique synth sounds processed through classic guitar overdrive pedals. This app offers professionally recorded samples with multiple keyboard layouts and AUv3/MIDI support. Unlock over 100 additional instruments to expand your sonic palette.

**Highlights:** Vintage synths re-amped through guitar pedals, Multiple keyboard layouts, AUv3 and MIDI support, Professionally recorded samples, Expandable instrument library via IAP

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Version | $4.99 | one-time |


## Frequently asked questions

### Is Annoydio free?

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

### Is Overdrive Synth free?

Overdrive Synth is free to download, with in-app purchases available.

### Which has better reviews, Annoydio or Overdrive Synth?

Overdrive Synth is rated higher. Annoydio averages 2.8 out of 5 from 5 ratings, while Overdrive Synth averages 4.9 from 34 ratings.

### Do Annoydio or Overdrive Synth have ads?

Neither Annoydio nor Overdrive Synth shows ads.

### Which is updated more often, Annoydio or Overdrive Synth?

Annoydio ships an update every 10 days, and Overdrive Synth monthly. Most recently, Annoydio was updated on November 1, 2026 and Overdrive Synth 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.*