O2 Duration app icon

Apps Like O2 Duration for iPhone and iPad

by Jeremy Fradet★ 1.01 ratingsUtilities$2.99Data updated 2026-09-08

O2 Duration screenshots

Ranked alternatives

Showing 161–180 of 1,000 ranked alternatives.

  1. cat call app icon

    cat call

    Todd Studer

    Scan cats, play games, get tips

    Attract cats with customizable sounds and playful fish tank games. Provide cat care tips, daily news, and kitten wallpapers. Include weight tracking, playtime reminders, and a wild cat map. Allow icon customization and no in- purchases.

    ★ 4.587 ratingsLifestyleFreeData updated 2026-09-06
  1. Mopeka TankCheck app icon

    Mopeka TankCheck

    Mopeka Products, LLC

    Check propane levels in real time

    Monitor propane levels in real time using data from the sensor. View fill percentage and receive alerts when the tank is empty. Sync with multiple sensors and track historical usage data.

    ★ 2.971 ratingsUtilitiesFreeData updated 2026-09-09
  2. Yefit app icon

    Yefit

    Shenzhen TJD Information Technology Co. LTD

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-09-06
  3. iMass app icon

    iMass

    Francois-Xavier Coudert

    ★ 0.00 ratingsEducationFreeData updated 2026-09-08
  4. EPA 608 Practice+ app icon

    EPA 608 Practice+

    Product Growth LLC

    Study EPA 608 content and take practice

    Study for EPA 608 HVAC Certification exams with practice questions aligned to exam objectives. Review topics like refrigeration cycles, safety procedures, and system components. Track progress with built-in quizzes and performance reports.

    ★ 4.848 ratingsEducationFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.