# BrainBlitz vs PlusGrid

The clearest difference is in-app purchases: PlusGrid at none against BrainBlitz's 1. PlusGrid also leads on iOS requirement (15.1 vs 17.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. BrainBlitz sells 1 one-off in-app purchase. PlusGrid asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for BrainBlitz against 5.0 for PlusGrid. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

BrainBlitz ships an update every 2 days, PlusGrid every 3 days. The most recent releases landed on July 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | BrainBlitz | PlusGrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/brainblitz-think-fast/id6761577049/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/plusgrid-math-sudoku-puzzle/id6769464938/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | Freemium | **Free** |
| Size | 2 MB | 30 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZAFRONIX LLC](https://appshunter.io/developer/1890306215) | [YAROSLAV RUDENKO](https://appshunter.io/developer/1896660662) |

## What reviewers say

### BrainBlitz

[App page](https://appshunter.io/ios/app/brainblitz-think-fast/id6761577049)

Engage in a fast-paced math challenge where correct answers earn points and add time, while incorrect answers deduct. Progress through seven difficulty levels, each increasing in complexity, and track your performance with detailed statistics. Enjoy quick, ad-free gameplay that's perfect for short bursts of mental exercise.

**Highlights:** 30-second math showdowns, Seven difficulty levels, Per-level high scores, Detailed stat breakdowns, Offline play, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited Play | $0.99 | one-time |


### PlusGrid

[App page](https://appshunter.io/ios/app/plusgrid-math-sudoku-puzzle/id6769464938)

This number puzzle game combines elements of Sudoku, Kakuro, and Killer Sudoku. Fill grids with digits so rows and columns sum correctly, with no repeating numbers. Enjoy multiple grid sizes, difficulties, and helpful features for a relaxing brain workout.

**Highlights:** Sudoku, Kakuro, and Killer Sudoku mix, Multiple grid sizes (3x3, 4x4, 5x5), Three difficulty levels, Pencil marks, hints, and undo, Timer, streaks, and best times, Light and dark themes, Offline play

**In-app purchases:** none


## Frequently asked questions

### Is BrainBlitz free?

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

### Is PlusGrid free?

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

### Which has better reviews, BrainBlitz or PlusGrid?

BrainBlitz and PlusGrid are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do BrainBlitz or PlusGrid have ads?

Neither BrainBlitz nor PlusGrid shows ads.

### Which is updated more often, BrainBlitz or PlusGrid?

BrainBlitz ships an update every 2 days, and PlusGrid every 3 days. Most recently, BrainBlitz was updated on July 9, 2026 and PlusGrid on September 19, 2026.

---

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