6 Best Strength Training Apps 2026: Tested & Ranked
Getting stronger requires progressive overload, proven programming, and a log you'll actually keep. We tested the top strength training apps of 2026 — barbell, dumbbell, and bodyweight strength included.
Strength is built on three boring things done consistently: a proven program, progressive overload, and rest. The best strength apps enforce all three. The worst ones are exercise encyclopedias that leave the programming — the part that actually matters — to you.
We ranked by programming quality first (are proven strength programs built in?), then overload tracking, then how well each app handles strength work beyond the barbell — dumbbells, machines, and bodyweight.
Top Picks
Best Overall for Strength
1. Fitloop — Bodyweight to barbell — guided training for every equipment level
Free forever, no ads
★ 4.6 rating
Best Program Library
3. Boostcamp — Structured programs from coaches
130+ coach programs free
★ 4.8 rating
Best for Training With Friends
4. Hevy — Social gym tracking
Full logging, basic analytics
★ 4.9 rating
Detailed Reviews
The free app that grows from your first push-up to a full barbell program.
Fitloop ships StrongLifts 5×5, 5/3/1, GZCLP, and PPL free, tracks progressive overload automatically (your last session's numbers are your targets), and is the only strength app that treats bodyweight strength — dips, pull-ups, pistol squats — as a first-class progression path alongside the barbell.
Pros & Cons
Pros
- No ads, completely free core features
- 1,000+ exercises with YouTube video demos
- Built-in Reddit RR with progressions
- Clean, modern UI
- AI coaching and personalized plan generation
Cons
- Plus required for AI coaching and personalized plan generation
- No social features
Pricing: Free forever, no ads | $9.99/mo, $49.99/yr, or $199.99 lifetime
Simple, fast workout logging
Strong is the classic barbell logbook: fast set entry, 1RM estimates, and a Pro-tier plate calculator. You bring the program (the free tier caps at 3 routines and none are included) — it keeps the numbers.
Pros & Cons
Pros
- Clean interface
- Fast logging
- Reliable
- 12 years refined
Cons
- No AI coaching
- No workout generation
- Interface feels dated
- No built-in progressions
Pricing: Limited features | Pro $4.99/mo or $29.99/yr
Reddit's favorite workout programs
Boostcamp's library of community-proven strength programs (nSuns, GZCLP, Reddit PPL, 5/3/1 variants) is the deepest anywhere, with tracking built around each program's structure. Custom programming outside the library is weaker.
Pros & Cons
Pros
- Free popular programs
- Science-based
- Clean interface
- Great for intermediates
Cons
- No video demos
- Best programs behind paywall
- Not for beginners
Pricing: 130+ coach programs free | Pro $14.99/mo or $59.99/yr
Social workout tracking
Hevy logs strength work cleanly and adds a social layer — follow training partners, share PRs, fork routines. No curated named programs — the community or its algorithmic Hevy Trainer supply the programming.
Pros & Cons
Pros
- Generous free tier
- Social features
- Affordable Pro
- Clean UI
Cons
- Social features can be distracting
- Less focus on programming
- No guided path for beginners
- Gym-focused — limited calisthenics support
Pricing: Full logging, basic analytics | Pro $2.99/mo or $23.99/yr
Comprehensive workout database
JEFIT covers every machine, cable, and barbell variation with 1,400+ video-backed exercises and solid logging. Programming support is thin and the UI shows its age.
Pros & Cons
Pros
- Huge exercise library
- Active community
- Detailed analytics
Cons
- Dated interface
- Steep learning curve
- Cluttered UI
Pricing: Ads, basic features | Elite $12.99/mo or $69.99/yr
AI-powered personalized workouts
Fitbod generates strength sessions from your equipment and recovery state — useful for machine-heavy commercial-gym training. It won't run classic linear-progression programs like 5×5, which is how most lifters should build their base.
Pros & Cons
Pros
- Smart recommendations
- Adapts to equipment
- Great for travel
- Apple Watch app
Cons
- AI can feel generic over time
- No live classes
- Expensive
- Limited wearable integration
Pricing: 7-day trial | $15.99/mo or $95.99/yr
Frequently Asked Questions
What's the best free strength training app?
Fitloop — StrongLifts 5×5, 5/3/1, GZCLP, and PPL are built in free with automatic progressive overload tracking. Boostcamp's free program library is the strongest alternative if you want maximum program variety.
Which app is best for StrongLifts 5×5 or 5/3/1?
Fitloop has both built in free, with the progression logic (add weight on success, deload on stalls) handled for you. Boostcamp carries 5/3/1 variants free as well.
Can I do strength training without a barbell?
Yes. Bodyweight strength work — weighted dips, pull-ups, pistol squats, handstand push-ups — builds comparable strength through progressive difficulty instead of added load. Fitloop's progression ladders are built for exactly this, and dumbbell programs like Dumbbell PPL cover the middle ground.
How do these apps track progressive overload?
Fitloop shows last session's weights and reps inline as you log, so progression is always in front of you. Strong and Hevy chart your history and estimated 1RMs. Boostcamp follows each program's own progression rules.
Strength training vs hypertrophy — do I need different apps?
No — the same apps handle both; the difference is programming (lower reps and longer rests for strength, moderate reps closer to failure for hypertrophy). Fitloop's AI can generate either, and its built-in programs span both goals.
Try Fitloop Free
The highest-rated strength training app in our tests. Free forever, no ads.