Features & Capabilities

VO2Flow is built for the Norwegian 4x4 protocol and any interval structure you want to run. Set your work, rest, and rounds. Press
start. The app handles the rest.

Features:

  • Norwegian 4x4 protocol built-in
  • Custom profile builder for Tabata, 10x1, 8x2, or any structure
  • Apple Music integration with artwork and controls during your session
  • Audio cues and haptic feedback on every phase transition
  • Live Activities on Dynamic Island and Lock Screen
  • Phase-based background colors for each interval stage
  • Workout history with monthly grouping
  • 7 achievement badges, shareable to social
  • HealthKit integration saves sessions to Apple Health
  • Siri and Shortcuts support
  • Keep screen awake during sessions

Free: Norwegian 4x4 profile, 1 custom profile, ads.
Pro ($6.99 once): Remove ads, unlimited profiles, workout history, badges, and every future Pro feature. No subscription.

User Growth & Download Statistics

App
By:
CHRISTOPHER DISCOTTO
Version:
2.2 Last updated: 2026-04-12
Version code:
884392572
Creation date:
2026-02-13
Compatible devices:
Size:
23.98MB
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-06-10
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
CHRISTOPHER DISCOTTO
Apple Apps Store
https://apps.apple.com/mv/app/vo2flow-hiit-timer/id6757104585
Website:
https://www.discottolabs.com/vo2max-timer

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