Unit Converter vs Календарът БГ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Unit Converter
This tool helps you quickly and accurately convert between various measurement units for length, temperature, data, and more. Its user-friendly interface makes complex conversions simple for engineers, students, and daily use.
- Converts length, temperature, and data transmission rates
- Supports pressure, time, frequency, and energy units
- Includes density, inductance, and magnetic induction
- Handles mass, power, volume, and area
- Calculates speed and temperature
- User-friendly interface
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Unit Converter converts any value into the unit you need – instantly. Over 850 units in 96 categories, from everyday measurements to science and engineering, in a clean, modern app for iPhone, iPad, iPhone Duo and Apple TV. Type a number and see the result right away – no searching online for a converter, no math on paper. Perfect in the kitchen, when traveling, shopping, at school, in college and at work. FAST AND SIMPLE • Results appear as soon as you enter a value • Swap units with one tap • Quick Conversions – your value in every unit of the category at once • Copy and share results • Search categories and units YOUR CONVERSIONS AT HAND • Favorites – your most-used unit pairs, one tap away • History – return to earlier conversions anytime 96 CATEGORIES Free: length, mass, volume, speed, time, pressure, energy, digital data, angle, frequency, density, voltage, capacitance, volume flow rate, sound level and acceleration. Premium adds 80 more, including temperature, area, power, force, torque, fuel consumption, electric current, resistance, electric charge, data transfer, illuminance, typography, radiation activity, molar mass, dynamic viscosity and many other scientific and engineering units. You can also open any Premium category once by watching a short ad. OPTIMIZED FOR IPHONE DUO • Folded – the full converter on the outer screen, just like on a regular iPhone • Unfolded – category list and converter side by side, just like on iPad • Works in portrait and landscape, and the layout adapts on its own as you fold or unfold • Hide the list with one tap to give the converter the whole screen ON EVERY DEVICE • iPad – category list and converter side by side • Apple TV – conversions on the big screen • Light, dark or automatic appearance • Keyboard haptics you can turn off • 33 languages UNIT CONVERTER PREMIUM • All 80 advanced categories • No ads • Works offline – convert anywhere, even on a plane • History and favorites synced across your devices via iCloud • Family Sharing – share Premium with up to five family members at no extra cost • Yearly subscription or one-time lifetime purchase – Premium unlocks automatically on all your devices Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.developerapp.pl/privacy-unitconverter.html
Календарът БГ
This app provides comprehensive daily information, including religious holidays, name days, lunar phases, and astrological events. It also offers sunrise/sunset times and official public holidays. Location services enhance accuracy, but a default setting is available.
- Orthodox Christian calendar
- Name day calendar
- Lunar calendar
- Sunrise and sunset times
- Astrological calendar
- Official public holidays
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Календарът БГ съчетава в себе си информация за всеки един ден от годината. В него ще откриете: - Църковен календар на Българската православна църква - Календар с имени дни - Ден на ... (чудили ли сте се какъв ден е днес, вече ще знаете ) - Лунен календар - Инфо (седмица, изгрев, залез, продължителност на деня) Приложението изисква локация за да показва правилно изгревите и залезите, но ако не искате да давате разрешение за локация ще ползва град София. - Астрологичен календар, който включва дните на ретрограден меркурий, луна без курс, астрологични знаци - Календар с официалните почивни дни
Screenshots
Verdict
The clearest difference is review sentiment: Unit Converter at 100% against Календарът БГ's 50%. Календарът БГ's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price and device support 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. Unit Converter sells 2 in-app purchases, starting at $1.99 per year. Календарът БГ asks for nothing beyond the download.
Unit Converter ships an update every 6 months, Календарът БГ every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Unit Converter | Календарът БГ |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (10 ratings) — better | — |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 10 — better | — |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, iPod |
| Requires iOS | 18.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 64 MB |
| Age rating | 9+ | 4+ |
| Developer | Zbigniew Osada | Kaloyan Koravski |
Customer experience
Unit Converter
Календарът БГ
In-app purchases
Unit Converter
- Annual Premium$1.991 Year
- Full Version$5.99
Календарът БГ
No in-app purchases
Questions
Is Unit Converter free?
Is Календарът БГ free?
Do Unit Converter or Календарът БГ have ads?
Which is updated more often, Unit Converter or Календарът БГ?
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