# Regex Blaster

11 Hacker News commenters recommended Regex Blaster and 8 criticized it, November 2025 to November 2026. It was recommended in 1 of 13 months.

**Verdict:** Fun, educational Tetris-style game for practising regex patterns, praised for its execution. Critics mainly cite mobile layout problems and low text contrast.

## Why people recommend it

- Original, cool idea (2 comments): "cool idea but it needs to get slower as the levels get harder" ([source](https://news.ycombinator.com/item?id=47459767)) "Cool idea! I shall give it a try" ([source](https://news.ycombinator.com/item?id=47454937))
- Well executed implementation (2 comments): "Gives Tetris vibes and is executed beautifully." ([source](https://news.ycombinator.com/item?id=47455981)) "I really like your implementation!" ([source](https://news.ycombinator.com/item?id=47454260))

## What people warn about

- Not responsive on mobile (3 comments): "It’s a fixed Desktop view and you can’t pinch to zoom as needed." ([source](https://news.ycombinator.com/item?id=47460269)) "The page width is not responsive and unusable on mobile" ([source](https://news.ycombinator.com/item?id=47459273)) "most of the text is outside my phones viewport" ([source](https://news.ycombinator.com/item?id=47456857))
- Poor colour contrast and readability (2 comments): "The colors are difficult for colorblind people." ([source](https://news.ycombinator.com/item?id=47459773)) "all the text is grey-on-grey and basically unreadable" ([source](https://news.ycombinator.com/item?id=47455955))
- Looks vibe coded and janky (2 comments): "feels as janky as 99% of vibecoded web apps" ([source](https://news.ycombinator.com/item?id=47456776)) "Looks vibe coded with little testing" ([source](https://news.ycombinator.com/item?id=47460307))

## Alternatives hackers recommend

- [TinyWind](https://hackerapproved.com/p/tinywind.md): 61 recommend
- [Starfling](https://hackerapproved.com/p/starfling.md): 59 recommend
- [Starcraft: Ashfall](https://hackerapproved.com/p/starcraft-ashfall.md): 46 recommend
- [Half-Life 2 in a Browser](https://hackerapproved.com/p/half-life-2.md): 42 recommend
- [Number Gacha](https://hackerapproved.com/p/number-gacha.md): 33 recommend

## Cite as

Hacker Approved, "Regex Blaster", https://hackerapproved.com/p/regex-blaster/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).