Happ vs AlcoCalculator Offline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Happ
This app simplifies the use of proxy and VPN servers with a user-friendly interface. It supports multiple protocol types and allows for rule-based proxy configuration. Your network activity remains private as the app does not collect or transmit your data.
- Rule-based proxy configuration
- Support for multiple protocol types
- Hidden and encrypted subscriptions
- User-friendly interface
- Data privacy focused
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Important Notice Happ does not sell or provide VPN services. Beware of scammers claiming to offer “official Happ VPNs” — they are not affiliated with us. Users must set up their own servers and follow local laws when using the app. Happ is a mobile app that makes using proxy and vpn servers easy, offering a user-friendly interface and useful features. Main functionalities include: Configuration of proxies based on rules. Support for multiple protocol types. Hidden subscriptions. Encrypted subscriptions. Protocols supported are: VLESS(Reality) VMess Trojan Shadowsocks Socks Hysteria2 Happ ensures your network activity remains private by not collecting any data; your information remains solely on your device without being sent to external servers. It's important to highlight that Happ does not provide VPN services for purchase. Users are responsible for acquiring or setting up their own servers. Users should also comply with applicable laws in their jurisdiction when utilizing the app.
AlcoCalculator Offline
This app provides 25 offline calculators for home distilling, covering everything from preparing washes to diluting final spirits. It offers instant results as you type and works entirely without an internet connection.
- 25 distilling calculators
- Offline functionality
- Instant results
- Temperature correction
- Wash and grain calculations
- Distillation run management
- Light and dark themes
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AlcoCalculator is a set of 25 calculators for home distilling, from mixing the wash to diluting the finished spirit. Results appear as you type, and everything works without an internet connection. Dilution and mixing • Dilute alcohol with water, corrected for temperature • Mix two alcohol-containing liquids • How much spirit and water to take for the volume you need • ABV from mass and volume • Convert litres of glycerin and glycol to kilograms and back Wash • Sugar wash by water ratio, water volume or wash volume, with yeast nutrients • Grain wash from 24 ingredients or your own starch and sugar values • Malt for wort, replacing sugar with glucose or fructose • Alcohol in wash from readings before and after fermentation (Brix or specific gravity) • Chaptalization and optimal wort acidity • Convert OG to Brix and back Distillation • Stripping run to water, heads and hearts collection • Low wines redistillation: heads, post-heads, hearts, pre-tails, tails, boiling point • Reflux ratio, still heating time, alcohol and liquid left in the still • SPP packing volume • Flow rate timer, always one tap away in the bottom bar Measurements • Temperature correction for ASP-3 alcohol meter and AC-3 saccharometer readings Made for everyday use • Results show up instantly, no "Calculate" button • Hints and input checks explain what is wrong with the values you entered • Your inputs are remembered for each calculator • Favorites, search and categories in the catalog • Light and dark theme • Ukrainian, English and Russian
Screenshots
Verdict
The clearest difference is review sentiment: Happ at 59% against AlcoCalculator Offline's 0%. Happ also leads on rating (4.6 vs 3.0) and update cadence (every 9 days vs every 7 months). On price, ads, in-app purchases and monetization model 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.
Happ holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Happ has 20K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 59% of Happ's written reviews are positive against 0% of AlcoCalculator Offline's.
Happ ships an update every 9 days, AlcoCalculator Offline every 7 months. The most recent releases landed on October 29, 2026 and October 8, 2026 respectively.
| Parameter | Happ | AlcoCalculator Offline |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (20K ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 59.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 20K — better | 1 |
| Update frequency | Every 9 days — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #12 — better | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 346 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | Flyfrog LLC | Konstantin Barbin |
Customer experience
Happ
AlcoCalculator Offline
In-app purchases
Happ
No in-app purchases
AlcoCalculator Offline
No in-app purchases









