# Sudoku_Titan vs Echo Grid Pulse

The clearest difference is ads: Echo Grid Pulse at none against Sudoku_Titan's shown. Echo Grid Pulse also leads on iOS requirement (15 vs 17.6). On price, update cadence, 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.

Sudoku_Titan ships an update every 2 months, Echo Grid Pulse every 5 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sudoku_Titan | Echo Grid Pulse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 20 MB | 8 MB |
| Requires iOS | 17.6 | **15** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ABCOM](https://appshunter.io/developer/327443601) | [勇 吴](https://appshunter.io/developer/1883755443) |

## What reviewers say

### Sudoku_Titan

[App page](https://appshunter.io/ios/app/sudoku-titan/id6736524445)

**Features:** macOS Compatibility

**In-app purchases:** none


### Echo Grid Pulse

[App page](https://appshunter.io/ios/app/echo-grid-pulse/id6761525436)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku_Titan free?

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

### Is Echo Grid Pulse free?

Echo Grid Pulse is free to download, with no in-app purchases.

### Do Sudoku_Titan or Echo Grid Pulse have ads?

Sudoku_Titan shows ads; Echo Grid Pulse does not.

### Which is updated more often, Sudoku_Titan or Echo Grid Pulse?

Sudoku_Titan ships an update every 2 months, and Echo Grid Pulse every 5 weeks. Most recently, Sudoku_Titan was updated on October 25, 2026 and Echo Grid Pulse on October 24, 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.*