# Fermenticus Brew Log vs BrewingCalc

The clearest difference is rating: Fermenticus Brew Log at 4.2 against BrewingCalc's 3.5. Fermenticus Brew Log also leads on ratings volume (46 vs 2) and review sentiment (85% vs 73%). BrewingCalc's advantage is in-app purchases (none vs 8). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fermenticus Brew Log sells 8 one-off in-app purchases. BrewingCalc asks for nothing beyond the download.

Fermenticus Brew Log holds the better App Store score, 4.2 against 3.5. That said, the two scores are not equally well evidenced: Fermenticus Brew Log has 46 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 85% of Fermenticus Brew Log's written reviews are positive against 73% of BrewingCalc's.

Fermenticus Brew Log ships an update every 6 weeks, BrewingCalc every 3 months. The most recent releases landed on October 7, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Fermenticus Brew Log | BrewingCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (46 ratings)](https://appshunter.io/ios/app/fermenticus-brew-log/id627800046/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/brewingcalc/id867694877/reviews) |
| Number of ratings | **46** | 2 |
| Positive reviews | **84.9% of reviews** | 72.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 4 MB | 12 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Mark Hambly](https://appshunter.io/developer/627800469) | [Ilia Khokhlov](https://appshunter.io/developer/1788684386) |

## What reviewers say

### Fermenticus Brew Log

[App page](https://appshunter.io/ios/app/fermenticus-brew-log/id627800046)

This app is a comprehensive logbook, calculator, and recipe formulator for homebrewers and small craft brewers. It helps you input ingredients, perform calculations for gravity, color, and bitterness, and manage your brewing recipes.

**Highlights:** Recipe formulation and storage, Ingredient database, Automatic gravity, color, and bitterness calculations, Mash rest and sparge calculations, Brew-house efficiency and yeast attenuation tracking, US & Metric unit support, Recipe export via email

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Recipe Slots | $2.99 | one-time |
| 10 Additional Recipe Slots | $2.99 | one-time |
| 10 More Recipe Slots | $2.99 | one-time |
| 25 Recipe Slots | $5.99 | one-time |
| 25 Additional Recipe Slots | $5.99 | one-time |
| 25 More Recipe Slots | $5.99 | one-time |
| Unlimited Recipe Slots | $11.99 | one-time |
| To Infinity... And Beyond! | $11.99 | one-time |

**What reviewers like**

- 👍 Easy to use interface
- 👍 Great for recipe keeping
- 👍 Accurate calculations
- 👍 Customizable recipes
- 👍 Large ingredient list

**What reviewers complain about**

- 🐛 Difficult to use
- 🐛 UI font needs scaling
- 🐛 Notes page font too small
- 🐛 Can't remove added items
- 🐛 Mash water/temp calculations get messed up

**Reported bugs**

- App crashes on open after paying to add recipes
- Paid for additional slots and lost all recipes when changing from Android to iOS
- Most recent version/update is over 2 years ago
- App not functioning correctly, not estimating IBU
- Cannot remove added items (grain, hops, mash rest)

**Requested features**

- Export to iPhone outlook app
- Highlight selected recipe for easier navigation
- Update ingredient list (hops, yeasts, malts)
- Ability to select Coopers products as LME addition
- UI font scaling


### BrewingCalc

[App page](https://appshunter.io/ios/app/brewingcalc/id867694877)

A professional toolkit for homebrewers featuring a suite of calculators for IBU, ABV, calories, and Brix. It also includes precise unit converters for volume, weight, temperature, and gravity, all without ads or subscriptions.

**Highlights:** IBU calculator (Glenn Tinseth), ABV estimation (precision table & formula), Calorie estimation (Real Extract method), Brix/Refractometer conversion, Volume, weight, temperature, gravity converters, Metric and US unit support

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

**In-app purchases:** none


## Frequently asked questions

### Is Fermenticus Brew Log free?

Fermenticus Brew Log is free to download, with in-app purchases available.

### Is BrewingCalc free?

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

### Which has better reviews, Fermenticus Brew Log or BrewingCalc?

Fermenticus Brew Log is rated higher. Fermenticus Brew Log averages 4.2 out of 5 from 46 ratings, while BrewingCalc averages 3.5 from 2 ratings.

### Do Fermenticus Brew Log or BrewingCalc have ads?

Neither Fermenticus Brew Log nor BrewingCalc shows ads.

### Which is updated more often, Fermenticus Brew Log or BrewingCalc?

Fermenticus Brew Log ships an update every 6 weeks, and BrewingCalc every 3 months. Most recently, Fermenticus Brew Log was updated on October 7, 2026 and BrewingCalc on September 24, 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.*