# PreventivOk vs Estimo

The clearest difference is iOS requirement: PreventivOk at 16.6 against Estimo's 26.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PreventivOk sells 2 in-app purchases, starting at $2.99 per month and Estimo sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | PreventivOk | Estimo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 45 MB | 32 MB |
| Requires iOS | **16.6** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Augello](https://appshunter.io/developer/1844412810) | [AI Maker](https://appshunter.io/developer/1872685517) |

## What reviewers say

### PreventivOk

[App page](https://appshunter.io/ios/app/preventivok/id6753686989)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced | $2.99 | per month |
| Premium | $4.99 | per month |


### Estimo

[App page](https://appshunter.io/ios/app/estimo-ai-estimate-maker/id6759097125)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Estimo Pro - Weekly | $6.99 | per 7 days |
| Estimo Pro - Monthly | $19.99 | per month |
| Estimo Pro - Yearly | $59.99 | per year |


## Frequently asked questions

### Is PreventivOk free?

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

### Is Estimo free?

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

### Do PreventivOk or Estimo have ads?

Neither PreventivOk nor Estimo shows ads.

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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.*