Measures Unit Converter
Unit Converter
USD 1.99 · In-App Purchases · Designed for iPad. Not verified for macOS.
Ultimate converter: 971 units across 40 categories. iPad & Vision Pro support. 7 themes & flexible layout!
Measures is the ultimate unit converter for iOS featuring 971 units across 40 categories and 173 currencies with real-time rates.
NEW VERSION - COMPLETELY REDESIGNED:
• 971 units across 40 categories
• 173 currencies with automatic real-time rates
• Completely redesigned, intuitive interface
• Scientific calculator with advanced functions
• Enhanced favorites with drag & drop reordering
• Intelligent search with instant results
• Fully customizable with 5 beautiful themes and many options
• Works completely offline - no internet required for conversions
PROFESSIONAL CATEGORIES:
• Traditional: Length, mass, volume, area, temperature
• Scientific: Energy, force, pressure, density, viscosity
• Specialized: Clothing sizes, blood sugar, typography
• Currencies: 173 countries with real-time rates
• Plus 32 additional categories!
Perfect for scientists, engineers, students, and professionals who need precise conversions.
more What's new in version 3.1.1:
• Fixed: search field no longer disappears on iPad
• Better unit picker behavior (oz units snap into place correctly)
• Fixed: keyboard no longer cropped on iPhone SE
• Various stability improvements
3.1.1 05/08/2025
What's new in version 3.1.0:
• Apple Vision Pro support
• iPadOS support with multitasking and hardware keyboard
• Improved search experience
• Improved currency rates update
• Fixed: unit selection now snaps correctly when scrolling
• New Calculus theme
• Various bug fixes and stability improvements
3.1.0 30/07/2025
Improvements and fixes:
• Better handling of commas and dots as decimal separators
• New layout setting - choose keyboard or unit selection at bottom
• Fixed AWG wire measurements (American Wire Gauge)
• Fixed Beaufort wind scale
• Improved angle conversions and degree measurements
• Updated currency rates and network connections
• General stability improvements and UI optimizations
3.0.5 28/07/2025
New features since 3.0.3:
• Currency rates updates
• Historic currencies (DEM, ITL, NLG)
• Improved reliability
3.0.4 23/07/2025
New features since 3.0.2:
• New "Classic" theme inspired by popular legacy app
• Enhanced interface with authentic colors and layout
• Optimized accessibility and Dynamic Type support
• Expanded customization options for nostalgic users
• Minor fixes and performance improvements
3.0.3 21/07/2025
Important improvements: Optimized layout for smaller screens, better accessibility with smart keyboard scaling for Dynamic Type, restored gesture support, currency update notifications, and critical bug fixes.
3.0.2 19/07/2025
Small bugfixes
3.0.1 15/07/2025
New features in this release:
• Vastly improved search with fuzzy matching and smart suggestions
• Enhanced favorites system with better management and migration
• Redesigned user interface from ground up
• Significant performance improvements
• Bug fixes and stability improvements
3.0.0 14/07/2025
This update from Apple will improve the functionality of this app. No new features are included.
Bug fixes
2.4.1 22/09/2017
Updated UI
2.4.0 18/09/2017
Improved iOS7 compatibility
2.3.4 04/11/2013
Version 2.3.3
- Native sharing in iOS6. Tap and hold display and menu with copy & share options will appear.
- Fixed currency update date missing in the previous version.
- Corrected japanese length unit 'ken' (1818 mm) used in architecture.
Version 2.3.2
- Added new currencies:
AFN - Afghani
AOA - Angolan Kwanza
BTC - Bitcoin
CDF - Franc (Congo)
CLF - Unidad de Fomento
GEL - Georgian Lari
MGA - Malagasy Ariary
SRD - Surinamese dollar
ZWL - New Zimbabwe Dollar
XDR - Special Drawing Rights
- Bug fixes
2.3.3 07/03/2013
Added new currencies:
AFN - Afghani
AOA - Angolan Kwanza
BTC - Bitcoin
CDF - Franc (Congo)
CLF - Unidad de Fomento
GEL - Georgian Lari
MGA - Malagasy Ariary
SRD - Surinamese dollar
ZWL - New Zimbabwe Dollar
XDR - Special Drawing Rights
Bug fixes
2.3.2 02/03/2013
Version 2.3.1:
- FIXED: Crash upon startup on iOS4.3
- FIXED: Landscape unit comparison view
- FIXED: Localization issues
Version 2.3.0:
✓ NEW: iPhone5 / 5th gen iPod Touch support (5 favorites, easier accessible search and settings, help page)
✓ NEW: combined units in the result (e.g. 10ft 4in, 5lb 5oz etc.)
✓ NEW: support for URL x-measures:// (can be used with apps like Launch Center Pro)
✓ ADDED: Board foot (FBM) in Volume
✓ ADDED: Firkin, Kilderkin and Puncheon in Volume
✓ ADDED: Vergée (both: Jersey and Guernsey) in Area
✓ ADDED: Footer in categories / units configuration showing total item count
✓ UPDATED: improved application icon
✓ UPDATED: improved buttons in 'Calculus' theme
✓ UPDATED: instructions
✓ UPDATED: several UI tweaks
✓ UPDATED: search works better now
✓ FIXED: some bugs and issues leading to rare crashes
✓ FIXED: AWG currency is now correctly named (Florin instead of Gulden)
✓ FIXED: some spelling mistakes in russian localization
✓ NEW: iPhone5 / 5th gen iPod Touch support (5 favorites, easier accessible search and settings, help page)
✓ NEW: combined units in the result (e.g. 10ft 4in, 5lb 5oz etc.)
✓ NEW: support for URL x-measures:// (can be used with apps like Launch Center Pro)
✓ ADDED: Board foot (FBM) in Volume
✓ ADDED: Firkin, Kilderkin and Puncheon in Volume
✓ ADDED: Vergée (both: Jersey and Guernsey) in Area
✓ ADDED: Footer in categories / units configuration showing total item count
✓ UPDATED: improved application icon
✓ UPDATED: improved buttons in 'Calculus' theme
✓ UPDATED: instructions
✓ UPDATED: several UI tweaks
✓ UPDATED: search works better now
✓ FIXED: some bugs and issues leading to rare crashes
✓ FIXED: AWG currency is now correctly named (Florin instead of Gulden)
✓ FIXED: some spelling mistakes in russian localization
2.3.1 14/01/2013
✓ NEW: iPhone5 / 5th gen iPod Touch support (5 favorites, easier accessible search and settings, help page)
✓ NEW: combined units in the result (e.g. 10ft 4in, 5lb 5oz etc.)
✓ NEW: support for URL x-measures:// (can be used with apps like Launch Center Pro)
✓ ADDED: Board foot (FBM) in Volume
✓ ADDED: Firkin, Kilderkin and Puncheon in Volume
✓ ADDED: Vergée (both: Jersey and Guernsey) in Area
✓ ADDED: Footer in categories / units configuration showing total item count
✓ UPDATED: improved application icon
✓ UPDATED: improved buttons in 'Calculus' theme
✓ UPDATED: instructions
✓ UPDATED: several UI tweaks
✓ UPDATED: search works better now
✓ FIXED: some bugs and issues leading to rare crashes
✓ FIXED: AWG currency is now correctly named (Florin instead of Gulden)
✓ FIXED: some spelling mistakes in russian localization
2.3.0 06/01/2013
✓ NEW: Morgen in Area
✓ NEW: Now you can swipe to change between unit selection wheels and extended calculator keyboard
✓ FIXED: Some localization mistakes
✓ FIXED: White lines when search view is shown first time
✓ FIXED: Potential crash upon opening search
✓ FIXED: Optimized graphics and made app smaller
2.2.9 19/07/2012
✓ ADDED: Double-tap display gesture is now configurable
✓ FIXED: some spelling mistakes
✓ Improved currency exchange rate update functionality
✓ Improved misc. settings menu
✓ FIXED: manual FX rates update now works irrespective of "WiFi only" setting
✓ FIXED: galon(US) and beer barrel(US) factors
✓ FIXED: bug in the categories configuration (after undo of sorting 0 active units would be shown in each category).
2.2.8 12/03/2012
✓ ADDED: barrel of beer (UK & US), jigger(US)
✓ FIXED: some localization issues
✓ FIXED: rare crash during interface rotation
2.2.7 24/02/2012
- FIXED: bug with default favorites not triggering desired conversions
- FIXED: Rare crash happening upon currency update while in landscape mode
- UPDATED: National flag of Libya
- Other small corrections
2.2.6 06/01/2012
- FIXED: factors of µN·m, mN·m, kN·m, MN·m
- ADDED: microinch in Length (µin)
- FIXED: in Speed: correctness of mach number conversions
- FIXED: small bugs
2.2.5 10/11/2011
- New units in Flow: cm³/day, cm³/hour, cm³/min, cm³/s, in³/hour, in³/min, in³/s, ml/day, ml/hour, ml/min, ml/s
- New units in Torque: kp·m, µN·m, mN·m, kN·m, MN·m
- Improved unit configuration UI
- FIXED: Sorting after frequency of use
- ADDED: Sorting of units according to their size: smallest first / largest first
- Corrected some pressure unit names
2.2.4 17/10/2011
Fixes Crash issue for iOS prior to 4.3.x
2.2.3 19/09/2011
- Only compatible with iOS4.0 and higher
- New units: µg, dm², dm³
- Added Brazilian Portuguese localization
- Introduced database auto-recovery mechanism
- Several bug-fixes
2.2.2 17/09/2011
Bug fixes
2.2.1 29/07/2011
- Improved currency update mechanism
- Improved categories / units configuration UI
- Improved search
- Improved landscape mode
- Improved rounding slider
- Easier switching between unit selection / calculator
- Easier access to the settings menu
- FIXED: some localization mistakes
- FIXED: some misspellings
- FIXED: Currency: Serbian Dinar (RSD)
- NEW: Typography: iPhone4 Retina Display Pixel (326ppi)
- NEW: Radiation Exposure: mSv, µSv
- NEW: Pressure: oz/in², tsi(US), tsi(UK), tsf(US), t/m², kN/cm²
2.2.0 19/07/2011
What's new in version 3.1.1:
• Fixed: search field no longer disappears on iPad
• Better unit picker behavior (oz units snap into place correctly)
• Fixed: keyboard no longer cropped on iPhone SE
• Various stability improvements
more Version 3.1.1 05/08/2025
Data Not Collected The developer does not collect any data from this app.
Supported Features
VoiceOver
Larger Text
Dark Interface
Sufficient Contrast