Comparison

Five/Three/One vs Liftosaur

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Five/Three/One

This app helps weightlifters follow Jim Wendler's 5/3/1 program by automating cycle calculations, plate suggestions, and progress tracking. It eliminates the need for paper logs or spreadsheets, focusing on strength gains. Features include rest timers, workout scheduling, and Apple Health integration.

Highlights
  • 5/3/1 cycle planning and scheduling
  • Progress charting
  • Rest timer with notifications
  • Automatic plate calculation
  • Next cycle calculation based on performance
  • Home screen widget
  • Apple Health integration
Features
Read full description

The latest app for weightlifters doing Jim Wendler's 5/3/1 program! Five/Three/One is a focused and intuitive app helping you achieve what really matters: Getting Stronger. No more bringing a crumbled workout sheet to the gym, no more messing around spreadsheets to update your weights. From calculating your cycles, to telling you what plates to put on the bar, Five/Three/One does it all. Features include: - Planning and scheduling your whole 5/3/1 cycle - Charting your progress - Rest timer with notifications - Automatic plating calculation - Calculating your next cycle based on your performance - Notes associated with each sets - Home screen widget showing your your current and upcoming workouts - Lbs/kg support Optional paid features: - Customize which plates you're using and change your barbell's weight - Customize templates assistance work and define your own exercises - Beyond 5/3/1 templates and options, from Joker Sets to FSL, Pyramid and much more! Integrates with Apple Health : The app saves the workouts you've performed as well as the calories you've burnt in Apple Health. As weightlifters doing 5/3/1 ourselves, we made the app we wanted after being dissatisfied with what was out there. More than just a glorified spreadsheet, we designed it to be focused on each task at hand. With even more great features in the pipeline, we're stoked to release the app for others to use and can't wait to hear your feedback! We use it, we love it, and we're sure you will too.

About

Liftosaur

This app automates strength training by allowing users to build custom progressive overload programs or use pre-built routines. It tracks workouts, visualizes progress, and automatically adjusts weights and reps based on user-defined logic, making it a smart fitness companion.

Highlights
  • Automated progressive overload
  • Scriptable workout builder (Liftoscript)
  • Pre-built popular lifting programs
  • Workout tracking and progress visualization
  • Rest timers and plate calculator
  • Body weight and measurement tracking
  • Cloud backup and cross-device sync
Features
Read full description

Liftosaur is the most customizable weightlifting app and strength training tracker and planner. # Automate Your Strength Training Build your own progressive overload programs or start with proven routines like GZCLP, 5/3/1, or Basic Beginner Routine. Track every workout, visualize your progress, and fully automate your training — all in one smart fitness app. Stop guessing your next weight. Liftosaur automatically increases or decreases your weights and reps based on the logic you define. It allows to implement any possible progressive overload logic, so you can focus on lifting while the app handles the math. Liftosaur introduces Liftoscript — a simple text language for building workouts like code. Define exercises, sets, and logic once right in text, and the app updates it automatically after each session. Example: ``` # Week 1 ## Day 1 Bent Over Row / 2x5, 1x5+ / 95lb / progress: lp(2.5lb) Bench Press / 2x5, 1x5+ / 45lb / progress: lp(2.5lb) Squat / 2x5, 1x5+ / 45lb / progress: lp(5lb) ## Day 2 Chin Up / 2x5, 1x5+ / 0lb / progress: lp(2.5lb) Overhead Press / 2x5, 1x5+ / 45lb / progress: lp(2.5lb) Deadlift / 2x5, 1x5+ / 95lb / progress: lp(5lb) ``` This makes Liftosaur the only scriptable workout app — perfect for lifters who love structure, logic, and data. # Popular Programs Included Liftosaur comes with pre-built lifting programs and templates from the strength community: • All GZCL programs: GZCLP, P-Zero, The Rippler, VHF, VDIP, General Gainz, etc • 5/3/1 and its variations • Basic Beginner Routine from r/Fitness • Strong Curves • And many more! Every program is written in Liftoscript, so you can customize every detail — sets, reps, progression rules, and deloads. # Track Everything Liftosaur isn’t just a gym tracker — it’s your complete workout planner and data companion. • Rest timers & plate calculator • Body weight and measurement tracking • Graphs for exercises and progress over time • Equipment rounding & exercise substitutions • Cloud backup and cross-device sync • Web Editor for faster program creation on desktop # Made for Powerlifters and Beginners Alike Whether you’re starting your first strength program or fine-tuning an advanced powerlifting routine, Liftosaur adapts to your style. It’s a lifting program builder, progress tracker, and gym log app — all working together to make you stronger. Weightlifting is a long game, and if you're serious about lifting, building strength and sculpting your body, Liftosaur would be a great partner in your journey. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Five/Three/One4 screens
Liftosaur4 screens

Verdict

The call

Five/Three/One and Liftosaur both sit at 4.9 stars, but that hides the real split: 90% of Liftosaur's written reviews are positive against 78% of Five/Three/One's. Liftosaur also leads on update cadence (every 6 days vs every 2 weeks). Five/Three/One's advantage is ratings volume (1.2K vs 390) and iOS requirement (12.0 vs 17.0). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Five/Three/One sells 6 one-off in-app purchases and Liftosaur sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Five/Three/One against 4.9 for Liftosaur. Both are backed by a comparable volume of ratings — 1.2K and 390 respectively. Written reviews are what separate them: 78% of Five/Three/One's written reviews are positive against 90% of Liftosaur's.

UpkeepUpdate frequency

Five/Three/One ships an update every 2 weeks, Liftosaur every 6 days. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
Five/Three/One versus Liftosaur: the parameters behind the verdict, then further details
ParameterFive/Three/OneLiftosaur
PriceFreeFree
Rating4.9 (1.2K ratings)4.9 (390 ratings) — better
Positive reviews78.0% of reviews89.6% of reviews — better
Number of ratings1.2K — better390
Update frequencyEvery 2 weeksEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS12.0 — better17.0
Further details — not scored
Size37 MB66 MB
Age rating4+17+
DeveloperStrong Pigeon LLCLiftosaur, LLC

Customer experience

Five/Three/One

All ratings1,218 ratings
Positive97.5%
Neutral2.0%
Negative0.6%
Written reviews132 reviews
Positive78.0%
Neutral9.1%
Negative12.9%

Liftosaur

All ratings390 ratings
Positive95.9%
Neutral2.6%
Negative1.5%
Written reviews77 reviews
Positive89.6%
Neutral7.8%
Negative2.6%

User reviews

Five/Three/One

From 1.2K App Store ratings

What we love

  • 💻 Excellent app for 5/3/1 programming
  • 📊 Provides great tracking and progress monitoring
  • 🔢 Automatic weight and plate calculations
  • ⏱️ Built-in rest timers and workout flow
  • 🎨 Clean and intuitive user interface

Room to improve

  • 🗓️ Rigid scheduling and inability to reschedule missed workouts
  • 🔒 Limited customization options for assistance exercises
  • 🔀 Difficulty in reordering or supersetting exercises
  • 🐛 Occasional bugs and data loss issues
  • ⚠️ Lack of Apple Watch integration

Liftosaur

From 390 App Store ratings

What we love

  • ✨ Highly customizable workouts
  • 🚀 Efficient workout tracking
  • 💡 Innovative Liftoscript feature
  • 💰 Incredible value (lifetime subscription)
  • 🤝 Excellent developer support

Room to improve

  • 📚 Steep learning curve
  • 🐛 Frequent app crashes due to updates
  • 🔄 Sync issues with Apple Health
  • 🐌 UI could use a polish
  • 🤔 Some users find it too technical

Bugs and requests

Five/Three/One

Reported bugs

4 issues
  • Workout data occasionally lost or not syncing properly
  • Calendar and scheduling issues when trying to reschedule missed workouts
  • Plate calculation bugs leading to incorrect weight displays
  • Occasional app freezes and crashes

Requested features

5 requests
  • Allow more flexibility in scheduling and rescheduling workouts
  • Provide customization options for assistance exercises
  • Implement superset and out-of-order exercise completion
  • Add support for Apple Watch integration
  • Incorporate additional 5/3/1 program variations (e.g., Bodybuilder, Monolith)

Liftosaur

Reported bugs

8 issues
  • App crashes frequently after updates
  • Syncing issues with iPhone Health app
  • App freezes on startup screen, requires reinstallation
  • Changes to program not saving correctly
  • Error when trying to set different warm-ups for different weeks
Show 3 more
  • Cannot change equipment type from cable to barbell
  • Pulls reps and weight from wrong days
  • Newest update crashes the app, prevents program selection/editing

Requested features

4 requests
  • Dark mode option
  • Ability to use kgs for barbell and lbs for dumbbells
  • More intuitive UI for beginners
  • Improved documentation/organization of ideas

In-app purchases

6 purchases

Five/Three/One

One-time6
  • Custom Weight Plates$2.99
  • Tip$4.99
  • Beyond 5/3/1 Pack$5.99
Show 3 more
  • Custom Assistance$8.99
  • Large Tip$9.99
  • Enormous Tip$24.99
3 purchases

Liftosaur

Subscriptions2
  • Monthly Subscription14 Days trial$4.991 Month
  • Yearly Subscription14 Days trial$39.991 Year
One-time1
  • Lifetime Subscription$99.99

Questions

Is Five/Three/One free?
Five/Three/One is free to download, with in-app purchases available.
Is Liftosaur free?
Liftosaur is free to download, with in-app purchases available.
Which has better reviews, Five/Three/One or Liftosaur?
Liftosaur is rated higher. Five/Three/One averages 4.9 out of 5 from 1.2K ratings, while Liftosaur averages 4.9 from 390 ratings.
Do Five/Three/One or Liftosaur have ads?
Neither Five/Three/One nor Liftosaur shows ads.
Which is updated more often, Five/Three/One or Liftosaur?
Five/Three/One ships an update every 2 weeks, and Liftosaur every 6 days. Most recently, Five/Three/One was updated on September 24, 2026 and Liftosaur on September 21, 2026.

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