# 8! Challenge vs Vector

The clearest difference is update cadence: Vector at monthly against 8! Challenge's every 97 months. Vector also leads on rating (5.0 vs 4.8). 8! Challenge's advantage is monetization model (free vs ad-supported) and ratings volume (4 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Vector holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

8! Challenge ships an update every 97 months, Vector monthly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 8! Challenge | Vector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/8-challenge-dice-puzzle/id1436617801/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vector-math-puzzle/id6757619221/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 97 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 65 MB | 35 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thang Vu](https://appshunter.io/developer/1269408753) | [Stone Franklin](https://appshunter.io/developer/1862586042) |

## What reviewers say

### 8! Challenge

[App page](https://appshunter.io/ios/app/8-challenge-dice-puzzle/id1436617801)

A brain-teasing puzzle game where you fill a 4x4 board with dice numbered 1-6. Rows or columns summing to 8 merge and disappear, requiring strategic play to avoid filling the board and losing.

**Highlights:** 4x4 board puzzle, Dice merging mechanic, Strategic gameplay, Brain training, Simple rules, challenging play

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

**In-app purchases:** none


### Vector

[App page](https://appshunter.io/ios/app/vector-math-puzzle/id6757619221)

Engage your mind with a strategic math puzzle game where you navigate a grid of numbers. Combine numbers using arithmetic operations to achieve the highest score by visiting each number exactly once. Progress through increasingly complex grids and challenges.

**Highlights:** Grid-based number puzzles, Addition, subtraction, multiplication, division, Visit each number once, Score maximization, Progressive difficulty levels, 8-directional movement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 8! Challenge free?

8! Challenge is free to download, with no in-app purchases.

### Is Vector free?

Vector is free to download, with no in-app purchases.

### Which has better reviews, 8! Challenge or Vector?

Vector is rated higher. 8! Challenge averages 4.8 out of 5 from 4 ratings, while Vector averages 5.0 from 1 ratings.

### Do 8! Challenge or Vector have ads?

Both 8! Challenge and Vector show ads.

### Which is updated more often, 8! Challenge or Vector?

8! Challenge ships an update every 97 months, and Vector monthly. Most recently, 8! Challenge was updated on November 2, 2026 and Vector on October 31, 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.*