# Letter Flash vs Sandflash

The clearest difference is price: Sandflash at Free against Letter Flash's $1.99. Sandflash also leads on update cadence (monthly vs every 8 months) and rating (5.0 vs 4.6). Letter Flash's advantage is chart position (#176 vs unranked). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Sandflash is free to download; Letter Flash costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sandflash holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 8 and 3 respectively.

Letter Flash ships an update every 8 months, Sandflash monthly. The most recent releases landed on September 3, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Letter Flash | Sandflash |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.6 (8 ratings)](https://appshunter.io/ios/app/letter-flash/id6466659165/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sandflash/id6739746731/reviews)** |
| Number of ratings | **8** | 3 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#176** | — |
| Size | 11 MB | 2 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Mcdermott](https://appshunter.io/developer/1247072000) | [Joshua Smith](https://appshunter.io/developer/1786835996) |

## What reviewers say

### Letter Flash

[App page](https://appshunter.io/ios/app/letter-flash/id6466659165)

**Currently charting:** #176 Top Paid · Education (US App Store)

This educational app focuses on teaching young children the alphabet, numbers, colors, basic words, and shapes. It provides a simple, distraction-free learning environment designed to help kids master early concepts.

**Highlights:** Alphabet learning, Number recognition, Color identification, Simple word recognition, Shape learning, Distraction-free interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Sandflash

[App page](https://appshunter.io/ios/app/sandflash/id6739746731)

This app provides a straightforward digital flashcard experience for studying and memorization. It aims to replicate the simplicity of traditional flashcards for educational purposes.

**Highlights:** Digital flashcard creation, Study and memorization tool, Simple user interface, Free to use

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

**In-app purchases:** none


## Frequently asked questions

### Is Letter Flash free?

Letter Flash costs $1.99, with no in-app purchases.

### Is Sandflash free?

Sandflash is free to download, with no in-app purchases.

### Which has better reviews, Letter Flash or Sandflash?

Sandflash is rated higher. Letter Flash averages 4.6 out of 5 from 8 ratings, while Sandflash averages 5.0 from 3 ratings.

### Do Letter Flash or Sandflash have ads?

Neither Letter Flash nor Sandflash shows ads.

### Which is updated more often, Letter Flash or Sandflash?

Letter Flash ships an update every 8 months, and Sandflash monthly. Most recently, Letter Flash was updated on September 3, 2026 and Sandflash on June 2, 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.*