# zero21 — simple card game

> simple card game (iPhone/iPad app by jeoungbin kim.)

- Source: https://appshunter.io/ios/app/zero21/id1589891336 (this page in markdown: same URL + `.md`)
- Developer: [jeoungbin kim](https://appshunter.io/developer/1589891338)
- Category: Games, Board, Card
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 23 MB
- Languages: English
- Released: 2021-10-14
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/zero21/id1589891336/reviews.md

## What is zero21?

It is a game that is cleared when all cards are used while maintaining between 0 and 21.


## Version history (last 3 releases)

### 2.1 — 2021-11-02

sound fix

### 2.0 — 2021-10-29

Bug fixes and performance improvements

### 1.0 — 2021-10-14

No release notes.

## Apps similar to zero21

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Chain the Balls](https://appshunter.io/ios/app/chain-the-balls/id6447630765) | — | Free | Games |
| [Arrow Target](https://appshunter.io/ios/app/arrow-target/id1541945422) | — | Free | Games |
| [Split Race](https://appshunter.io/ios/app/split-race/id1561933877) | — | Free | Games |
| [Word Boom: Letter puzzle games](https://appshunter.io/ios/app/word-boom-letter-puzzle-games/id6444205957) | — | Free | Games |
| [Pipe Boat](https://appshunter.io/ios/app/pipe-boat/id1470048488) | 4.4 (5) | Free | Games |
| [Toss Guys](https://appshunter.io/ios/app/toss-guys/id1629015231) | — | Free | Games |

## More apps by jeoungbin kim

- [spade2048](https://appshunter.io/ios/app/spade2048/id1590466402)
- [circle-rush](https://appshunter.io/ios/app/circle-rush/id1590815682)
- [facetogether](https://appshunter.io/ios/app/facetogether/id1591196609)
- [smile adventure](https://appshunter.io/ios/app/smile-adventure/id1592144989)
- [Arrow target!](https://appshunter.io/ios/app/arrow-target/id1592518605)

All apps by jeoungbin kim: https://appshunter.io/developer/1589891338

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*