# Convertly+ Unit Converter — Calculator, Favorites, Offline > Calculator, Favorites, Offline (iPhone/iPad app by Arthur Hardy Kotsch.) - Source: https://appshunter.io/ios/app/convertly-plus-unit-converter/id6760304794 (this page in markdown: same URL + `.md`) - Developer: [Arthur Hardy Kotsch](https://appshunter.io/developer/1883672516) - Category: Productivity, Lifestyle - Price: $0.99 (on sale, was $2.99) - Age rating: 4+ - Requires: iOS 26.2 · 3 MB - Languages: American English, Arabic, Dutch, French (France), German (Germany), Hindi, Italian, Japanese, Korean, Polish and 8 more - Released: 2026-03-13 - Data updated: 2026-10-31 ## What is Convertly+ Unit Converter? Convertly+ converts units in an instant, from length to radioactivity, with a built-in calculator, favorites and history. Everything works offline on your iPhone or iPad. Convert • A huge range of units in categories such as length, area, volume, mass, time, speed, force, energy, power, pressure and temperature • Made for engineering and science, too: angle, frequency, voltage, current, resistance, data size, data rate, decibels (dBm/dBW), density, torque, radioactivity, radiation dose, illuminance and more • Search categories and units • Scientific notation for very large and very small values Calculator • Built-in calculator with parentheses and percent • Take the result straight into the conversion Favorites & History • Save your frequent conversions as favorites • Local history that stays on your device • Copy results with or without the unit Customize • Adjustable decimal places and thousands separators • Light and dark mode with several dark themes, such as OLED black • Haptic feedback • Built-in tour to get you started quickly Privacy • Works completely offline • No ads, no tracking, no accounts • Optional in-app feedback is only sent when you submit it yourself Offline. No ads. No tracking. ## Is Convertly+ Unit Converter safe? Not enough ratings yet to assess Convertly+ Unit Converter. ## Is Convertly+ Unit Converter legit? Convertly+ Unit Converter appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Convertly+ Unit Converter is 65 out of 100 points across 7 verification signals from App Store and developer data. ## Version history (last 5 releases) ### 1.6 — 2026-10-26 You can now search units by name in every language of the app, by symbol, and by common short forms. m is the meter, ccm is the cubic centimeter, and Nm is the newton-meter. 21 units are new: - Torque: kgf·cm, kgf·mm, gf·cm - Pressure: kgf/cm² - Length: fathom, thou, chain, hand - Mass: short ton, long ton, dram - Volume: imperial fluid ounce, pint and quart, board foot - Speed: km/min - Energy and power: horsepower-hour, kcal/min - Flow: ft³/s, US gallons per hour - Charge: kAh ### 1.5 — 2026-10-13 • Fixed number errors: values with thousands separators were sometimes misread when loading from history or favorites and when taking a calculator result into the converter • More accurate conversion factors, including light-year, US volume measures, BTU and pressure units • Temperature now shows exactly zero instead of rounding noise • The calculator keeps results exact, and the decimal key follows your region • Invalid key presses in the converter are now ignored • New: optional in-app feedback, sent only when you submit it yourself ### 1.4 — 2026-07-24 Version 1.4 – Calculating meets converting - New built-in calculator, with parentheses, percentages and a live result - Send your result into the converter with one tap, and back - New dark looks: Black (OLED), Graphite, Slate and Indigo - 18 languages and over 100 units - Improved dark mode and many small refinements ### 1.3 — 2026-06-23 Convertly 1.1 significantly expands the unit catalog: every category now includes additional units, and unit lists have been logically sorted so metric, technical, imperial, and specialty units are easier to find. The torque category has also been improved with clearer Nm to lbf-ft support for German and US torque values. ### 1.2 — 2026-05-08 Convertly 1.2 erweitert den Einheitenkatalog deutlich: Jede Kategorie wurde um neue Einheiten ergänzt und die Reihenfolge der Einheiten wurde logisch sortiert, damit passende metrische, technische, imperiale und Spezial-Einheiten schneller auffindbar sind. Neu verbessert wurde außerdem der Drehmoment-Bereich mit klarer Nm-zu-lbf-ft-Unterstützung für deutsche und amerikanische Drehmomentangaben. ## More apps by Arthur Hardy Kotsch - [DHSN-Glauchau](https://appshunter.io/ios/app/dhsn-glauchau/id6760293958) - [PlanPilot](https://appshunter.io/ios/app/planpilot/id6760297488) - [CarCalc Pro: Car Costs](https://appshunter.io/ios/app/carcalc-pro-car-costs/id6760542269) - [CampusDual-Pro](https://appshunter.io/ios/app/campusdual-pro/id6760542289) - [MedTimer](https://appshunter.io/ios/app/medtimer/id6760543231) All apps by Arthur Hardy Kotsch: https://appshunter.io/developer/1883672516 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-31.*