Comparison

Caliber vs DO IT

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

Head to head
About

Caliber

This app offers science-based strength training, including workout planning, tracking, and exercise tutorials. It supports individual training, group workouts, and offers optional upgrades for personalized plans, advanced features, and one-on-one coaching.

Highlights
  • Unlimited workout creation and tracking
  • 600+ exercise tutorials with videos
  • Workout groups for training with friends
  • Coach-designed training plans
  • Personalized progress tracking
  • 1-on-1 elite coaching options
Features
Read full description

Caliber is a science-based strength training app that combines resistance training, cardio, nutrition, and habit formation to help you build muscle, lose weight, and improve your overall fitness - for good. TRAIN YOUR WAY • Free Version. Create and track unlimited workouts, access 800+ exercises, and train solo or with friends. • Caliber Plus. Maximize your results with coach-designed training plans, personalized progress tracking, nutrition targets and more. • Premium Coaching. Get 1-on-1 guidance from an elite-level personal trainer with a fully customized training and nutrition plan, in-app chat + video messaging with your coach and weekly progress reviews to keep you on track. CALIBER FEATURES (FREE VERSION) • Personalized Workouts. Create and track an unlimited number of workouts tailored to your goals. No gym required. • Detailed Exercise Tutorials. Learn proper form with step-by-step videos and pro tips from Caliber coaches. • Workout Circles. Train with friends and family in private workout chats. When you hit a personal best, it's shared with the group. • Apple Health Integration. Sync your cardio, nutrition, steps and body stats from your wearable or connected device. • Connect to AI. Sync your training data with ChatGPT and Claude for personalized insights and training analysis. UNLOCK MORE WITH CALIBER PLUS (OPTIONAL UPGRADE) • Coach-Designed Training Plans. Choose from 120+ structured plans tailored to your goals, experience level and schedule. • Strength Score. Measure how strong you are relative to your potential for your age and gender. • Strength Balance. Improve your posture and mobility by optimizing your training across key muscle groups. • Caliber Lessons. Gain expert insights on training and nutrition to accelerate your progress. • Advanced Training Features. Get personalized nutrition targets, create custom exercises and supersets, swap exercises, upload progress photos, and more. PREMIUM COACHING (OPTIONAL UPGRADE) • Work with an Elite-Level Coach. Train 1-on-1 with a dedicated coach to achieve your full potential in the gym and beyond. Caliber coaches are highly vetted, accredited personal trainers among the top 1% in their field. • Fully Personalized Plan. Your coach will design a training and nutrition program just for you based on your goals, experience and lifestyle. • Daily Motivation & Expert Guidance. Stay on track with in-app messaging, video form reviews, and individualized guidance. • Weekly Progress Reviews. Get in-depth analysis from your coach to optimize your training. • Fast Response Times. Your coach is available 24/7, typically replying within a few hours. • Guaranteed Results. On average, Caliber members improve their body composition by 20% or more within 12 weeks. If you don't see results, we'll refund the cost of the program. SEE WHAT OUR MEMBERS SAY • For detailed reviews from real Caliber members, visit our TrustPilot page at https://www.trustpilot.com/review/caliberstrong.com Terms of Use: https://caliberstrong.com/terms-of-service/ Privacy Policy: https://caliberstrong.com/privacy-policy/

About

DO IT

Features
Read full description

You don't need another fitness app with 10,000 workouts you'll never do. DO IT is different. Open the app, and your workout is already decided. Follow along with HD video demos. Track your progress automatically. That's it. No 45-minute session planning. No scrolling through exercise libraries. No analysis paralysis. The app decides, you execute. HOW IT WORKS 1. Open the app 2. Tap your workout 3. Follow along with video demos 4. Done WHO IT'S FOR People who know they should work out but keep saying "tomorrow." People who've downloaded 5 fitness apps and used none past week 2. People who want someone to just tell them what to do. If you want 200 customization options, this isn't for you. If you want to stop thinking and start moving, download DO IT. FEATURES • Pre-built daily workouts - no planning required • HD exercise videos - proper form for every movement • Progressive overload tracking - the app pushes you forward • 7-day streak tracking - build consistency, not complexity • Guided cooldown stretches • Dark, distraction-free UI built for the gym • Phone sign-in - no passwords, no friction Zero decisions. Maximum results. Built by Martins Lasmanis. Stop overthinking. Do the work.

Screenshots

Caliber4 screens
DO IT4 screens

Verdict

The call

The clearest difference is in-app purchases: DO IT at none against Caliber's 24. Caliber's advantage is chart position (#180 vs unranked). On price, update cadence, ads and device support 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. Caliber sells 18 in-app purchases, starting at $3.00 per month. DO IT asks for nothing beyond the download.

UpkeepUpdate frequency

Caliber ships an update fortnightly, DO IT monthly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 9 level
Caliber versus DO IT: the parameters behind the verdict, then further details
ParameterCaliberDO IT
PriceFreeFree
Rating4.8 (6.1K ratings) — better—
Positive reviews78.0% of reviews—
Number of ratings6.1K — better—
Update frequencyFortnightly — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#180 — better—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size59 MB31 MB
Age rating12+4+
DeveloperCaliber Fitness, IncMARTINS LASMANIS

Bugs and requests

Caliber

Reported bugs

3 issues
  • Workout data loss when switching between online and offline mode
  • Strength score not updating correctly in some cases
  • Inability to log weight for certain exercises

Requested features

5 requests
  • Add ability to create and save custom exercises
  • Integrate with more fitness tracking devices and apps
  • Improve offline mode to allow full workout tracking
  • Provide more flexibility in workout scheduling and planning
  • Enhance strength score calculations and explanations

DO IT

Not enough reviews yet to summarise bugs or requests.

In-app purchases

18 purchases

Caliber

Subscriptions18
  • Caliber Supporter (Monthly)$3.001 Month
  • Caliber Supporter (Monthly)$5.001 Month
  • Caliber Plus (Monthly)2 variants$6.001 Month
Show 15 more
  • Caliber Plus (Monthly)7 Days trial$6.001 Month
  • Caliber Supporter (Monthly)$7.001 Month
  • Caliber Supporter (Monthly)$9.001 Month
  • Caliber Plus (Monthly)2 variants$9.001 Month
  • Caliber Plus (Monthly)2 variants$12.001 Month
  • Caliber Pro (Monthly)$19.001 Month
  • Caliber Pro (Monthly)7 Days trial$19.001 Month
  • Caliber Plus (Yearly)7 Days trial$36.001 Year
  • Caliber Pro (3 Months)$49.003 Months
  • Caliber Pro (3 Months)7 Days trial$49.003 Months
  • Caliber Plus (Yearly)7 Days trial2 variants$54.001 Year
  • Caliber Plus (Yearly)7 Days trial2 variants$72.001 Year
  • Caliber Plus (Yearly)1 Month trial$72.001 Year
  • Caliber Pro (Yearly)$169.001 Year
  • Caliber Pro (Yearly)7 Days trial$169.001 Year
None

DO IT

No in-app purchases

Questions

Is Caliber free?
Caliber is free to download, with in-app purchases available.
Is DO IT free?
DO IT is free to download, with no in-app purchases.
Do Caliber or DO IT have ads?
Neither Caliber nor DO IT shows ads.
Which is updated more often, Caliber or DO IT?
Caliber ships an update fortnightly, and DO IT monthly. Most recently, Caliber was updated on October 27, 2026 and DO IT on October 24, 2026.

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