# Wild Four vs Zero21 Card Game

The clearest difference is review sentiment: Wild Four at 100% against Zero21 Card Game's 0%. Wild Four also leads on rating (5.0 vs 4.0) and update cadence (every 2 months vs every 65 months). Zero21 Card Game's advantage is in-app purchases (none vs 15) and ratings volume (3 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Wild Four sells 15 in-app purchases, starting at $4.99 per month. Zero21 Card Game asks for nothing beyond the download.

Wild Four holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 100% of Wild Four's written reviews are positive against 0% of Zero21 Card Game's.

Wild Four ships an update every 2 months, Zero21 Card Game every 65 months. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Wild Four | Zero21 Card Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wild-four/id1521857469/reviews)** | [4.0 (3 ratings)](https://appshunter.io/ios/app/zero21-card-game/id1550265606/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 65 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 219 MB | 58 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dharmendra Tomar](https://appshunter.io/developer/1218160035) | [Le Nhung](https://appshunter.io/developer/1436505077) |

## What reviewers say

### Wild Four

[App page](https://appshunter.io/ios/app/wild-four/id1521857469)

A card game where players discard cards by matching color or face value. Features special cards like Wild Four and Plus Two, with multiple gameplay variations. Offers multiplayer, single-player AI, events, and daily tasks for rewards.

**Highlights:** Color and face matching gameplay, Special cards (Wild Four, Skip, Reverse, Plus Two), Three gameplay variations (Standard, Stacked, Multi Discard), Multiplayer (online, private rooms, friend invites), Single player against AI, Events, daily tasks, and map stages for rewards, Profile creation and cross-device syncing

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $4.99 | per month |
| 500 Coins | $0.99 | one-time |
| 100 Gems | $0.99 | one-time |
| 3,000 Coins | $4.99 | one-time |
| 600 Gems | $4.99 | one-time |
| 70,000 Cash | $9.99 | one-time |
| 7,000 Coins | $9.99 | one-time |
| Remove Ads | $9.99 | one-time |
| 1500 Gems | $9.99 | one-time |
| 200,000 Cash | $24.99 | one-time |
| 20,000 Coins | $24.99 | one-time |
| 4000 Gems | $24.99 | one-time |
| 500,000 Cash | $49.99 | one-time |
| 50,000 Coins | $49.99 | one-time |
| 10000 Gems | $49.99 | one-time |


### Zero21 Card Game

[App page](https://appshunter.io/ios/app/zero21-card-game/id1550265606)

This number puzzle game challenges you to keep your score between 0 and 21 by collecting cards. Utilize power-up cards and strategic choices to navigate diverse levels and daily challenges. It's a fun, relaxing way to train your brain.

**Highlights:** Keep score between 0 and 21, Collect number cards, Use power-up cards, Unlock new card collections, Daily challenges, Diverse card layouts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Wild Four free?

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

### Is Zero21 Card Game free?

Zero21 Card Game is free to download, with no in-app purchases.

### Which has better reviews, Wild Four or Zero21 Card Game?

Wild Four is rated higher. Wild Four averages 5.0 out of 5 from 1 ratings, while Zero21 Card Game averages 4.0 from 3 ratings.

### Do Wild Four or Zero21 Card Game have ads?

Both Wild Four and Zero21 Card Game show ads.

### Which is updated more often, Wild Four or Zero21 Card Game?

Wild Four ships an update every 2 months, and Zero21 Card Game every 65 months. Most recently, Wild Four was updated on October 16, 2026 and Zero21 Card Game on October 14, 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.*