# Ratios vs Zero Note

The clearest difference is in-app purchases: Ratios at none against Zero Note's 2. Ratios also leads on ratings volume (79 vs 1) and device support (3 vs 1). Zero Note's advantage is update cadence (every 3 days vs every 5 months) and rating (5.0 vs 4.7). On price and ads there is nothing between them.

Both are free to download. Zero Note sells 2 one-off in-app purchases. Ratios asks for nothing beyond the download.

Zero Note holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Ratios has 79 ratings behind it against 1, so its average is the more settled of the two.

Ratios ships an update every 5 months, Zero Note every 3 days. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Ratios | Zero Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (79 ratings)](https://appshunter.io/ios/app/ratios/id1286379929/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zero-note-self-destruct-notes/id6760115126/reviews)** |
| Number of ratings | **79** | 1 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 13 MB |
| Requires iOS | **10.3** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Brushed Type Ltd](https://appshunter.io/developer/1460743402) | [Pradeep Burugu](https://appshunter.io/developer/1593852439) |

## What reviewers say

### Ratios

[App page](https://appshunter.io/ios/app/ratios/id1286379929)

This application helps home baristas calculate precise coffee brewing ratios. Easily determine the exact weight of coffee beans and water needed for your desired brew strength. All values are instantly editable to see how adjustments impact your final cup.

**Highlights:** Calculate coffee bean and water weights, Adjustable brew strength, Instant value updates, Free and open source, Supports various brew amounts

**Features:** Vision Pro support

**In-app purchases:** none


### Zero Note

[App page](https://appshunter.io/ios/app/zero-note-self-destruct-notes/id6760115126)

Securely share encrypted notes that automatically disappear after being read or based on custom rules. Options include self-destruction by views or time, location-based access control, and email notifications upon opening. Access notes from any device via a keyboard extension.

**Highlights:** Self-destruct by views, Self-destruct by time, Location-based access control, Email notifications on opening, Keyboard extension access, Audit trail

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Note Lifetime Basic | $9.99 | one-time |
| Zero Note Lifetime Pro | $12.99 | one-time |


## Frequently asked questions

### Is Ratios free?

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

### Is Zero Note free?

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

### Which has better reviews, Ratios or Zero Note?

Zero Note is rated higher. Ratios averages 4.7 out of 5 from 79 ratings, while Zero Note averages 5.0 from 1 ratings.

### Do Ratios or Zero Note have ads?

Neither Ratios nor Zero Note shows ads.

### Which is updated more often, Ratios or Zero Note?

Ratios ships an update every 5 months, and Zero Note every 3 days. Most recently, Ratios was updated on October 10, 2026 and Zero Note on October 16, 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.*