# Binary Code Toolkit vs Audio Flash

The clearest difference is price: Audio Flash at Free against Binary Code Toolkit's $1.99. Audio Flash also leads on update cadence (every 10 days vs every 37 months). Binary Code Toolkit's advantage is in-app purchases (none vs 2) and iOS requirement (13.2 vs 18.0). On ads and device support there is nothing between them.

Audio Flash is free to download; Binary Code Toolkit costs $1.99 up front. Audio Flash sells 2 in-app purchases, starting at $0.99 per month. Binary Code Toolkit asks for nothing beyond the download.

Binary Code Toolkit ships an update every 37 months, Audio Flash every 10 days. The most recent releases landed on October 3, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Binary Code Toolkit | Audio Flash |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/audio-flash/id6744666568/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 5 MB |
| Requires iOS | **13.2** | 18.0 |
| Devices | iPad, Apple TV | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [Tim Cronshaw](https://appshunter.io/developer/1786825403) |

## What reviewers say

### Binary Code Toolkit

[App page](https://appshunter.io/ios/app/binary-code-toolkit/id1602413528)

**Features:** macOS Compatibility

**In-app purchases:** none


### Audio Flash

[App page](https://appshunter.io/ios/app/audio-flash/id6744666568)

This app offers a hands-free, audio-only flashcard experience for efficient studying. It supports Anki imports, spaced repetition, and voice recognition for answering. Ideal for learning languages, medical terms, or vocabulary without screen time.

**Highlights:** Hands-free audio flashcards, Anki deck import, Spaced repetition (FSRS), Voice recognition for answers, Text-to-speech for flashcards, Screen-free learning

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Essential Access | $0.99 | per month |
| Unlimited Access | $1.99 | per month |


## Frequently asked questions

### Is Binary Code Toolkit free?

Binary Code Toolkit costs $1.99, with no in-app purchases.

### Is Audio Flash free?

Audio Flash is free to download, with in-app purchases available.

### Do Binary Code Toolkit or Audio Flash have ads?

Neither Binary Code Toolkit nor Audio Flash shows ads.

### Which is updated more often, Binary Code Toolkit or Audio Flash?

Binary Code Toolkit ships an update every 37 months, and Audio Flash every 10 days. Most recently, Binary Code Toolkit was updated on October 3, 2026 and Audio Flash on September 21, 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.*