What is the best alternative to HIIT | Down Dog on iPhone?

7 Minute Workout, S tier, #2 in hiit workouts.

Is there a free alternative to HIIT | Down Dog?

Yes: 7 Minute Workout (S tier, #2) is free to download.

No. HIIT | Down Dog is #1 in hiit workouts.

HIIT | Down Dog is S tier, #1 of 7 in hiit workouts. Here is everything that competes with it on iPhone, in tier order.

2
7 Minute WorkoutS
Free download · ★ 4.8 · 14,334 ratings · score 93
Free iOS app with 7-minute bodyweight HIIT workouts at home, with voice guidance and video and text instructions.
3
Daily Cardio Workout - HIITA
Free download · ★ 4.7 · 1,917 ratings · score 88
Free app with two 5 to 10 minute cardio workouts, with video demonstrations, an on-screen timer, and offline use.
4
HIIT • Workouts & TimerA
Free + IAP · ★ 4.8 · 31,087 ratings · score 85
Free HIIT workout app with 4-minute Tabata interval workouts, custom timers, and progress tracking.
5
Barry’s X: Best HIIT TrainingB
Free download · ★ 4.9 · 2,197 ratings · score 79
Free Health & Fitness app with on-demand cardio, lifting, and stretch workouts led by Barry's instructors.
6
Keelo - Strength HIIT WorkoutsC
Free + IAP · ★ 4.8 · 5,977 ratings · score 67
Free strength and conditioning app with personalized workouts, HD demo videos, and optional paid Premium coaching.
7
7 Minute Workout ChallengeF
$3.99 · ★ 4.7 · 5,940 ratings · score 43
Guides a 7-minute workout of 12 bodyweight exercises, each done for 30 seconds with 10-second rests, with no equipment.

What is the best alternative to HIIT | Down Dog on iPhone?: 7 Minute Workout, S tier, #2 in hiit workouts.
Is there a free alternative to HIIT | Down Dog?: Yes: 7 Minute Workout (S tier, #2) is free to download.
Does anything rank above HIIT | Down Dog?: No. HIIT | Down Dog is #1 in hiit workouts.