Ratios vs OREI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ratios
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.
- Calculate coffee bean and water weights
- Adjustable brew strength
- Instant value updates
- Free and open source
- Supports various brew amounts
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Ratios is a free and open source calculator for home brewed coffee. Quickly and easily enter the total amount of coffee you want to make and Ratios will calculate the weight of beans and amount of water needed based on your desired strength. All the information is editable and updates instantly so you can see how different values affect your overall brew.
OREI
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REI Matrix enables convenient and rapid interaction between mobile phones and smart hardware through an integrated management platform.
Screenshots
Verdict
The clearest difference is iOS requirement: Ratios at 10.3 against OREI's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ratios ships an update every 5 months, OREI every 3 months. The most recent releases landed on August 15, 2026 and September 13, 2026 respectively.
| Parameter | Ratios | OREI |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (79 ratings) — better | — |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 79 — better | — |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 17 MB | 95 MB |
| Age rating | 4+ | 4+ |
| Developer | Brushed Type Ltd | OREI LLC |
In-app purchases
Ratios
No in-app purchases
OREI
No in-app purchases
