# fonio.ai vs PlatzDa

The clearest difference is in-app purchases: fonio.ai at none against PlatzDa's 3. PlatzDa's advantage is ratings volume (3 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. PlatzDa sells 3 in-app purchases, starting at $1.99 per 7 days. fonio.ai asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for fonio.ai against 5.0 for PlatzDa. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

fonio.ai ships an update every 3 days, PlatzDa every 2 days. The most recent releases landed on November 13, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | fonio.ai | PlatzDa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/fonioai/id6774538486/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/platzda-storage-optimizer/id6822024283/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 78 MB | 22 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [fonio GmbH](https://appshunter.io/developer/6774538488) | [Sulaiman Sarwari](https://appshunter.io/developer/6822024285) |

## What reviewers say

### fonio.ai

[App page](https://appshunter.io/ios/app/fonioai/id6774538486)

This app allows you to make and receive business calls using your existing account. You can manage your Fonio phone numbers, view call history, and search contacts. It requires an internet connection and a Fonio business account.

**Highlights:** Make and answer business calls, Select outgoing Fonio number, View call history, Search and call contacts, Manage Fonio phone numbers

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

**In-app purchases:** none


### PlatzDa

[App page](https://appshunter.io/ios/app/platzda-storage-optimizer/id6822024283)

This app intelligently reduces the file size of your photos and videos without compromising quality. It helps you manage storage by identifying similar images, old screenshots, and large files, offering a free trial and flexible purchase options.

**Highlights:** Shrink photos and videos, Identify similar photos, Swipe to delete or keep, Manage old screenshots, View largest files, Daily deletion goals

**Features:** Family Sharing, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlatzDa Weekly | $1.99 | per 7 days |
| PlatzDa Monthly | $4.99 | per month |
| PlatzDa Forever | $17.99 | one-time |


## Frequently asked questions

### Is fonio.ai free?

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

### Is PlatzDa free?

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

### Which has better reviews, fonio.ai or PlatzDa?

fonio.ai and PlatzDa are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do fonio.ai or PlatzDa have ads?

Neither fonio.ai nor PlatzDa shows ads.

### Which is updated more often, fonio.ai or PlatzDa?

fonio.ai ships an update every 3 days, and PlatzDa every 2 days. Most recently, fonio.ai was updated on November 13, 2026 and PlatzDa 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.*