Apps Like Metric Seconds for iPhone and iPad
Convert time
Convert time to and from units. Track time in without time zones. Set and measure durations using a universal zero point. Calculate time intervals in format.
Metric Seconds screenshots
Ranked alternatives
Showing 161–180 of 1,000 ranked alternatives.


Best Currency & Unit Converter
FOMICHEV DENIS
Convert units across devices
Convert measurements between imperial, metric, and universal systems. Switch between units like dollar, euro, and yen with real-time exchange rates or offline mode. Calculate percentages, fractions, and perform basic arithmetic operations.

Roof Tool
Blue Dog Training PTY LTD
Calculate pitch and member lengths
Calculate pitch and geometrical lengths for Hip and Valley, Splayed End Hip, Hexagonal, and Octagonal roofs. Zoom in on designs. Email calculations and diagrams. Switch between imperial and metric units.

Baltic Deco Planner Lite
Eskil Olsen
Plan staged decompression dives easily.
The app plans staged decompression dives for technical divers. It supports multi-level and repetitive dives, nitrox, and metric or imperial measurements.


Units App
Piet Jonas
Convert units across many categories.
The app converts between units in categories like length, temperature, and weight. It provides access to previous conversions through a history list with colored categories.

Ductulate HD
Steven Ramsay
Calculate air flow and duct sizes
Calculates air volume, pressure loss, velocity, and duct size for rectangular or round ducts. Supports both imperial and metric units. Users input values to determine required dimensions and system performance.

Pool-Calculator
Pool and Spa Resources, LLC
Calculate chemicals accurately
Calculate chemical dosages for pools or hot tubs based on water volume and test results. Input pH, alkalinity, and sanitizer levels to determine treatment amounts. Export results and share with service professionals.

Pulse - Breathing & Meditation
A2G3 Media inc
Breathe deeply and relax quickly
Guided exercises help reduce stress and promote relaxation. Calming visualizations aid in falling asleep faster. Tracks patterns and provides progress feedback. Includes programs for stress relief and sleep improvement.

Halliburton eRedBook® Mobile
Halliburton
Industry data for oil and gas wells
The app provides instant access to key dimensions and strengths for pipe. Users can look up specifications for tubulars to quickly calculate capacity and annulus volumes in various units.


AutoTech
Steve Clarner
Compute formulas for automotive performance
Calculate aerodynamic drag, chassis stress, drivetrain efficiency, engine power, suspension force, and tire pressure using 45+ formulas. Switch between U.S. and metric units. Perform quick computations for mechanics, technicians, and enthusiasts.


Unit Converter - 14-in-1
Xi'an 7kit Technology Co., Ltd.
Convert units with precision and style
Convert units across 14 categories including length, weight, and temperature. Switch between metric, imperial, and Chinese traditional systems. Customize display formats and save frequently used conversions.

Race Stats: Lap & Drag Timer
Smooth Path Digital S.R.L
Track speed and G in real time
Tracks GPS speed and real-time G-. Measures 0-60 mph or 0-100 km/h and 1/4 mile or 400 m. Simulates drag races. Automatically starts and stops timing. Switches between imperial and metric units. Provides tools for speed and acceleration monitoring.

Fractio
James Campbell
Calculate numbers in natural format.
The app calculates linear measurements, areas, volumes, and weights in US and metric units. It supports decimal or fractional notation and includes unit conversion, memory, rounding, and percentage functions.


2T OilMixer
SPAZA DOT TECH (PTY) LTD
Calculate correct oil mixture ratios easily.
The app assists users in determining the correct oil-to-fuel or fuel-to-oil ratio. Users can select their preferred ratio and adjust amounts using sliders and buttons, with options for metric or imperial units.


How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.