# ECHOZ vs PLOPI

The clearest difference is iOS requirement: PLOPI at 15.0 against ECHOZ's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ECHOZ sells 3 in-app purchases, starting at $2.99 per month and PLOPI sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ECHOZ ships an update every 3 days, PLOPI every 2 days. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ECHOZ | PLOPI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 days | **Every 2 days** |
| Size | 19 MB | 58 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [hiroki kaneko](https://appshunter.io/developer/1868685586) | [Beyond Imagine](https://appshunter.io/developer/1896774463) |

## What reviewers say

### ECHOZ

[App page](https://appshunter.io/ios/app/echoz/id6758098875)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Yearly Plan | $29.99 | per year |
| Lifetime Plan | $59.99 | one-time |


### PLOPI

[App page](https://appshunter.io/ios/app/plopi-diary-for-two/id6771199721)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PLOPI PASS | $3.99 | per month |
| Standard Sticker Item | $0.49 | one-time |


## Frequently asked questions

### Is ECHOZ free?

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

### Is PLOPI free?

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

### Do ECHOZ or PLOPI have ads?

Both ECHOZ and PLOPI show ads.

### Which is updated more often, ECHOZ or PLOPI?

ECHOZ ships an update every 3 days, and PLOPI every 2 days. Most recently, ECHOZ was updated on September 26, 2026 and PLOPI on September 20, 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.*