# Echo vs Gridflo

The clearest difference is in-app purchases: Gridflo at none against Echo's 1. Gridflo also leads on iOS requirement (16.4 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Echo sells 1 in-app purchase, starting at $19.99 per month. Gridflo asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 8, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Echo | Gridflo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 73 MB | 61 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gomeo Inc.](https://appshunter.io/developer/1708590646) | [Mohamed El Beshlawi](https://appshunter.io/developer/1845525663) |

## What reviewers say

### Echo

[App page](https://appshunter.io/ios/app/echo-thinks-like-you/id6670276532)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $19.99 | per month |


### Gridflo

[App page](https://appshunter.io/ios/app/gridflo/id6753890159)

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

**In-app purchases:** none


## Frequently asked questions

### Is Echo free?

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

### Is Gridflo free?

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

### Do Echo or Gridflo have ads?

Neither Echo nor Gridflo shows ads.

### Which is updated more often, Echo or Gridflo?

Echo ships an update monthly, and Gridflo monthly. Most recently, Echo was updated on November 8, 2026 and Gridflo on November 12, 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.*