# Radiant Grid vs Zoolitaire

The clearest difference is price: Zoolitaire at Free against Radiant Grid's $1.99. Zoolitaire also leads on rating (5.0 vs 4.2) and update cadence (every 2 weeks vs every 6 months). Radiant Grid's advantage is in-app purchases (none vs 2) and ratings volume (15 vs 2). On ads and device support there is nothing between them.

Zoolitaire is free to download; Radiant Grid costs $1.99 up front. Zoolitaire sells 2 in-app purchases, starting at $2.99 per 7 days. Radiant Grid asks for nothing beyond the download.

Zoolitaire holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Radiant Grid has 15 ratings behind it against 2, so its average is the more settled of the two.

Radiant Grid ships an update every 6 months, Zoolitaire every 2 weeks. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Radiant Grid | Zoolitaire |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.2 (15 ratings)](https://appshunter.io/ios/app/radiant-grid/id1067853503/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zoolitaire/id6479218498/reviews)** |
| Number of ratings | **15** | 2 |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 53 MB | 46 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Open Planet Software](https://appshunter.io/developer/307887935) | [Rustunit B.V.](https://appshunter.io/developer/1735215629) |

## What reviewers say

### Radiant Grid

[App page](https://appshunter.io/ios/app/radiant-grid/id1067853503)

A calming puzzle game featuring 99 handcrafted levels with increasing difficulty. Players tap squares to light a path across a grid, following number clues to solve each challenge. Enjoy a soothing soundtrack and a beautiful, minimalist design.

**Highlights:** 99 challenging handcrafted levels, Mindful and relaxing gameplay, Ambient soundtrack, Simple tap controls, Increasing difficulty curve

**Features:** Vision Pro support

**In-app purchases:** none


### Zoolitaire

[App page](https://appshunter.io/ios/app/zoolitaire/id6479218498)

A charming puzzle game inspired by classic peg solitaire, featuring adorable zoo animals and a variety of levels for all ages. Enjoy a free download with optional in-app purchases for game items.

**Highlights:** Peg solitaire gameplay, Cute zoo animal theme, Multiple levels and scenarios, Challenging for all ages, Free to download and play

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $2.99 | per 7 days |
| Unlock 100 Premium Levels | $0.99 | one-time |


## Frequently asked questions

### Is Radiant Grid free?

Radiant Grid costs $1.99, with no in-app purchases.

### Is Zoolitaire free?

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

### Which has better reviews, Radiant Grid or Zoolitaire?

Zoolitaire is rated higher. Radiant Grid averages 4.2 out of 5 from 15 ratings, while Zoolitaire averages 5.0 from 2 ratings.

### Do Radiant Grid or Zoolitaire have ads?

Neither Radiant Grid nor Zoolitaire shows ads.

### Which is updated more often, Radiant Grid or Zoolitaire?

Radiant Grid ships an update every 6 months, and Zoolitaire every 2 weeks. Most recently, Radiant Grid was updated on October 1, 2026 and Zoolitaire on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*