# FlashGrid+ vs Lattern

The clearest difference is in-app purchases: FlashGrid+ at none against Lattern's 4. FlashGrid+ also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Lattern sells 4 in-app purchases, starting at $2.99 per 7 days. FlashGrid+ asks for nothing beyond the download.

FlashGrid+ ships an update every 4 days, Lattern every 3 days. The most recent releases landed on September 12, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | FlashGrid+ | Lattern |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flashgrid-plus/id6761698021/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 2 MB | 20 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Madison](https://appshunter.io/developer/1890960636) | [J&B Creations LLC](https://appshunter.io/developer/1895160810) |

## What reviewers say

### FlashGrid+

[App page](https://appshunter.io/ios/app/flashgrid-plus/id6761698021)

A daily memory game where you watch a pattern on a grid and then recreate it. It offers increasing difficulty, rewards, and a practice mode. Challenge friends and track your progress.

**Highlights:** Daily memory puzzles, Increasing difficulty rounds, 16 unlockable badges, Streak and achievement tracking, Focus multiplier rewards, Practice mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Lattern

[App page](https://appshunter.io/ios/app/lattern-memory-grid-puzzle/id6775867842)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lattern+ Weekly | $2.99 | per 7 days |
| Lattern+ Monthly | $4.99 | per month |
| Lattern+ Yearly | $19.99 | per year |
| Lattern+ Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is FlashGrid+ free?

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

### Is Lattern free?

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

### Do FlashGrid+ or Lattern have ads?

Lattern shows ads; FlashGrid+ does not.

### Which is updated more often, FlashGrid+ or Lattern?

FlashGrid+ ships an update every 4 days, and Lattern every 3 days. Most recently, FlashGrid+ was updated on September 12, 2026 and Lattern on September 19, 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.*