# sigmaABC vs Agro Notes

The clearest difference is in-app purchases: sigmaABC at none against Agro Notes's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Agro Notes sells 3 in-app purchases, starting at $8.99 per month. sigmaABC asks for nothing beyond the download.

## The numbers

| Metric | sigmaABC | Agro Notes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 76 MB | 41 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fundação ABC](https://appshunter.io/developer/1253447077) | [Harvest Apps Ltda](https://appshunter.io/developer/1733113854) |

## What reviewers say

### sigmaABC

[App page](https://appshunter.io/ios/app/sigmaabc/id6748761818)

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

**In-app purchases:** none


### Agro Notes

[App page](https://appshunter.io/ios/app/agro-notes-farm-logbook/id6814509238)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Agro Notes Pro - Monthly | $8.99 | per month |
| Agro Notes Pro - Annual | $79.99 | per year |
| Agro Notes Pro - Lifetime | $159.99 | one-time |


## Frequently asked questions

### Is sigmaABC free?

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

### Is Agro Notes free?

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

### Do sigmaABC or Agro Notes have ads?

Neither sigmaABC nor Agro Notes 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.*