# LeetFlash vs Hourly DSA

The clearest difference is device support: LeetFlash at 3 against Hourly DSA's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. LeetFlash sells 2 in-app purchases, starting at $4.99 per month and Hourly DSA sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | LeetFlash | Hourly DSA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hourly-dsa-interview-prep/id6807262406/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | — | Subscription |
| Size | 32 MB | 66 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [润田 何](https://appshunter.io/developer/1808802149) | [Caleb Lee](https://appshunter.io/developer/1849770282) |

## What reviewers say

### LeetFlash

[App page](https://appshunter.io/ios/app/leetflash/id6744669023)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LeetFlash Premium | $4.99 | per month |
| LeetFlash Premium | $49.99 | per year |


### Hourly DSA

[App page](https://appshunter.io/ios/app/hourly-dsa-interview-prep/id6807262406)

Master data structures and algorithms with daily, bite-sized lessons and practice quizzes. Build coding interview instincts by recognizing patterns, thinking through code, and understanding complexities. Track progress, earn badges, and reinforce learning with widgets.

**Highlights:** Bite-sized lessons with guided examples, Daily practice quizzes, Pattern recognition for common algorithms, Code snippet analysis and complexity reasoning, Progress tracking and streak maintenance, Home and Lock Screen widgets, Review missed questions and weak topics

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hourly DSA Monthly | $4.99 | per month |
| Hourly DSA Annual | $29.99 | per year |


## Frequently asked questions

### Is LeetFlash free?

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

### Is Hourly DSA free?

Hourly DSA is free to download, with in-app purchases available.

### Do LeetFlash or Hourly DSA have ads?

Neither LeetFlash nor Hourly DSA shows ads.

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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.*