# Certezia vs AI Note Taker

The clearest difference is iOS requirement: Certezia at 16.0 against AI Note Taker's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Certezia sells 1 in-app purchase, starting at $3.99 per year and AI Note Taker sells 2 in-app purchases, starting at $12.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Certezia ships an update fortnightly, AI Note Taker weekly. The most recent releases landed on November 5, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Certezia | AI Note Taker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/certezia/id6756247213/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 113 MB | 28 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Certezia EIRL](https://appshunter.io/developer/1859511027) | [Hamid Manafov](https://appshunter.io/developer/1566558707) |

## What reviewers say

### Certezia

[App page](https://appshunter.io/ios/app/certezia/id6756247213)

Digitally sign documents securely and legally in Peru using your electronic National Identity Document (DNIe) and NFC technology. This app allows for quick and easy signing directly from your smartphone, eliminating the need for extra hardware or certificates.

**Highlights:** Digital document signing, Utilizes DNIe and NFC, Smartphone signing, Legal compliance in Peru, No USB readers or extra certificates needed

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Firma Personal Premium | $3.99 | per year |


### AI Note Taker

[App page](https://appshunter.io/ios/app/ai-note-taker-micnoteai/id6758734214)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $12.99 | per 7 days |
| Premium Access | $119.99 | per year |


## Frequently asked questions

### Is Certezia free?

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

### Is AI Note Taker free?

AI Note Taker is free to download, with in-app purchases available.

### Do Certezia or AI Note Taker have ads?

Neither Certezia nor AI Note Taker shows ads.

### Which is updated more often, Certezia or AI Note Taker?

Certezia ships an update fortnightly, and AI Note Taker weekly. Most recently, Certezia was updated on November 5, 2026 and AI Note Taker on November 13, 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.*