Comparison

Gainr vs GrindLog

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

Head to head
About

Gainr

This AI-powered fitness coach creates personalized weekly training plans based on your goals, schedule, and equipment. It adapts to your progress and life changes, offering guidance and tracking your real gains over time. Access a comprehensive exercise library and communicate with your AI coach for adjustments.

Highlights
  • AI-generated training plans
  • Adaptive weekly scheduling
  • Coach-led workout adjustments
  • Personalized workout recommendations
  • Real progress tracking
  • Built-in coach chat
  • Flexible training tools
Features
Read full description

Gainr is an AI personal trainer and gym workout log in one app. Get a weekly training plan built around your goals, log every set from your iPhone or Apple Watch, and watch your strength grow. A WEEK BUILT AROUND YOU Set your goals, experience, training days, session length and equipment. Gainr builds a weekly strength training plan that fits. Schedule changed? Ask the coach to adjust your week. LOG EVERY SET Record weight, reps, RIR (reps in reserve) and timed exercises. Rest timers run between sets, and form demos show how each exercise is done. Train in pounds or kilograms. TRAIN FROM YOUR WRIST Log sets on Apple Watch, get rest alerts and see live heart rate and calories. Watch workouts are saved to Apple Health. SEE YOUR STRENGTH GROW Track progressive overload with charts for weight, volume and reps on every lift. Keep personal records in view, check consistency and weekly adherence, and spot muscle groups you've been undertraining. KNOW WHAT COMES NEXT After each session, review your sets, volume and new PRs. Get progression guidance based on your logged training, or chat with the AI coach for advice or plan changes. SHARE YOUR WINS Turn a finished workout or new PR into a shareable card with your stats, heart rate and calories. YOUR WORKOUTS, YOUR WAY Use saved workouts, build your own workouts and programs, or generate them with AI. Browse the exercise library by muscle group and add your own custom exercises. FREE AND GAINR PRO Free includes unlimited workout logging, two saved workouts or programs, and two AI generation credits. New accounts get a free 14-day coach preview. Gainr Pro unlocks ongoing coaching: weekly plans, plan adjustments and coach chat, plus unlimited workouts, programs and AI generation. Prices are shown in the app before purchase. Subscriptions renew automatically unless canceled in your App Store account settings. Build your week. Log your training. See your progress. Questions or feedback: support@gainr.fit Privacy: https://www.gainr.fit/privacy Terms: https://www.gainr.fit/terms

About

GrindLog

Features
Read full description

GrindLog — Gamified Workout Tracker & Fitness RPG Turn every workout into a game. GrindLog transforms your fitness routine into an RPG adventure where you earn XP, level up your character, build streaks, and compete with friends on global leaderboards. RPG-STYLE FITNESS TRACKING Earn XP for every workout. Watch your character grow with STR, STA, and CON stats. Unlock ranks from Novice Grinder to GYM GOD. Every rep counts toward your next level. STREAK SYSTEM & DAILY CHALLENGES Build an unbreakable workout streak. Complete rotating daily fitness challenges for bonus XP. Smart notifications keep you motivated without being annoying. SMART WORKOUT TIMER Start your session with one tap. Track your workout duration with a live XP counter. Optionally log sets, reps, and weight for 50+ exercises across all muscle groups. PROGRESS PHOTOS Track your body transformation with on-device progress photos. Compare before and after shots side-by-side or with an interactive slider. All photos stay on your device — complete privacy guaranteed. WEEKLY RECAP Get a Spotify Wrapped-style weekly summary every Sunday. See your total workouts, XP earned, most trained muscle group, streak stats, and RPG gains in beautiful full-screen story cards. GRATITUDE JOURNAL Reflect on your daily wins. Write what you are grateful for and receive motivational responses. Build a positive mindset alongside your physical strength. ACHIEVEMENTS & PERSONAL RECORDS Unlock badges for milestones like your first workout, 7-day streak, or 1000 XP. Get celebrated with a gold confetti animation when you hit personal records. THE LAB — BODY ANALYTICS Track your weight trend over time. Calculate body fat percentage using the Navy method. Monitor your body composition with detailed measurement history. CLUBS & LEADERBOARDS Create or join workout clubs. Compete on global and club leaderboards. See where you rank among thousands of grinders worldwide. NO GYM? NO PROBLEM Use Home Grind mode or complete the No Gym Challenge to keep your streak alive even on rest days. LEVEL UP YOUR PHYSIQUE Log your sets, reps, and workouts to earn valuable XP. Watch your personal avatar evolve from a Level 1 Rookie into an imposing Level 100 Gorilla. Unlock new ranks, earn exclusive badges, and grind until you reach your ultimate true form. ELITE TELEMETRY & MUSCLE TRACKING Ditch the paper notebooks. GrindLog's intuitive Body Visualizer shows exactly which muscles you're targeting. Unlock PRO Elite Telemetry to dive deeper: monitor muscular micro-tears, get calculated recovery estimates, and analyze fatigue percentages so you never overtrain again. NEVER LOSE YOUR STREAK Consistency is everything. GrindLog tracks your active day streaks automatically. Life gets in the way? Our smart Streak Freeze feature acts as a safety net, automatically deploying to protect your streak on missed rest days. EVERYTHING YOU NEED TO GRIND • Effortless Logging: A stunning, fast UI to log your sets, weights, and reps without breaking your momentum. • Daily Quests & Bounties: Complete your daily, randomized fitness challenges to earn massive XP bonuses and rank up faster. RPG Radar Charts: Visually map out your Strength, Stamina, and Consistency ratios like a true video game character. PRIVACY FIRST - No account required, anonymous sign-in - Progress photos stored only on your device - No data sold to third parties - Apple Health integration (optional) Terms of Use (EULA): https://grindlog.fit/terms Free to download. Free to grind. Start your fitness RPG today.

Screenshots

Gainr4 screens
GrindLog4 screens

Verdict

The call

The clearest difference is ads: Gainr at none against GrindLog's shown. On price, update cadence, in-app purchases 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. Gainr sells 2 in-app purchases, starting at $3.99 per month and GrindLog sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Gainr ships an update fortnightly, GrindLog weekly. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 9 level
Gainr versus GrindLog: the parameters behind the verdict, then further details
ParameterGainrGrindLog
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyFortnightlyWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS16.415.1 — better
Further details — not scored
Size65 MB80 MB
Age rating4+17+
DeveloperSplice Labs LLCEGE CAN BILIR

In-app purchases

2 purchases

Gainr

Subscriptions2
  • Gainr Pro Monthly$3.991 Month
  • Gainr Pro Annual$29.991 Year
4 purchases

GrindLog

Subscriptions3
  • GrindLog Pro - Weekly$1.997 Days
  • GrindLog Pro - Monthly$3.991 Month
  • GrindLog Pro - Yearly1 Year trial$24.991 Year
One-time1
  • GrindLog Pro - Lifetime$39.99

Questions

Is Gainr free?
Gainr is free to download, with in-app purchases available.
Is GrindLog free?
GrindLog is free to download, with in-app purchases available.
Do Gainr or GrindLog have ads?
GrindLog shows ads; Gainr does not.
Which is updated more often, Gainr or GrindLog?
Gainr ships an update fortnightly, and GrindLog weekly. Most recently, Gainr was updated on November 5, 2026 and GrindLog on October 25, 2026.

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