# SpellSynth vs bitcrust

The clearest difference is rating: bitcrust at 4.4 against SpellSynth's 3.2. bitcrust also leads on update cadence (every 3 days vs every 6 days) and price ($1.99 vs $2.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

SpellSynth costs $2.99 and bitcrust $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

bitcrust holds the better App Store score, 4.4 against 3.2. Both are backed by a comparable volume of ratings — 11 and 7 respectively.

SpellSynth ships an update every 6 days, bitcrust every 3 days. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | SpellSynth | bitcrust |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | [3.2 (11 ratings)](https://appshunter.io/ios/app/spellsynth-retro-vocal-synth/id6762822700/reviews) | **[4.4 (7 ratings)](https://appshunter.io/ios/app/bitcrust/id6763228916/reviews)** |
| Number of ratings | **11** | 7 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | Paid | Paid |
| Size | 112 MB | 16 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Chih Han Lin](https://appshunter.io/developer/1800248325) | [Michele Caserta](https://appshunter.io/developer/1885379520) |

## What reviewers say

### SpellSynth

[App page](https://appshunter.io/ios/app/spellsynth-retro-vocal-synth/id6762822700)

This app recreates a classic 1978 spelling toy with four engaging game modes. It allows users to type any word or phrase and hear it spoken aloud using vintage synthesized voices. Explore different speech synthesis eras and even play the keypad with a MIDI keyboard.

**Highlights:** Type and hear any word spoken, Four game modes (Free Play, Spell, Mystery Word, Say It), Three distinct vintage voice characters, MIDI keyboard support, Export audio to WAV, Adjustable gap between words

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

**In-app purchases:** none


### bitcrust

[App page](https://appshunter.io/ios/app/bitcrust/id6763228916)

This application offers a polyphonic synthesizer with a SID-style voice architecture, featuring multiple oscillators, ring modulation, and hard sync. It provides extensive modulation capabilities and a post-synthesis effects rack, extending its sonic range beyond traditional chip synths.

**Highlights:** 12-voice polyphony, 3 oscillators per voice with SID-style behavior, Extensive modulation matrix, 6-slot post-SID FX rack, 16-step sequencer and arpeggiator, AUv3 and Standalone support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SpellSynth free?

SpellSynth costs $2.99, with no in-app purchases.

### Is bitcrust free?

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

### Which has better reviews, SpellSynth or bitcrust?

bitcrust is rated higher. SpellSynth averages 3.2 out of 5 from 11 ratings, while bitcrust averages 4.4 from 7 ratings.

### Do SpellSynth or bitcrust have ads?

Neither SpellSynth nor bitcrust shows ads.

### Which is updated more often, SpellSynth or bitcrust?

SpellSynth ships an update every 6 days, and bitcrust every 3 days. Most recently, SpellSynth was updated on October 14, 2026 and bitcrust on October 17, 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.*