Comparison

SkyGain vs JustBB Strength Training Log

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

Head to head
About

SkyGain

Features
Read full description

SkyGain turns every workout into progress. Whether you're lifting weights, running, or doing bodyweight exercises, every rep, every set, and every session earns XP and brings you closer to the next level. TRACK YOUR WORKOUTS Plan your weekly training schedule or log workouts day by day. Track sets, reps, weight, cardio distance, and hold times — all in one place. LEVEL UP & EARN REWARDS Earn XP for every completed set and daily goal. Level up your profile, unlock achievements, and collect rewards as you reach new personal bests. DAILY GOALS & STREAKS Set personal daily goals and build streaks to stay consistent. The longer your streak, the stronger your habit becomes. TRAIN WITH FRIENDS Add friends, compare progress on the leaderboard, and see what your crew is training today. A little friendly competition goes a long way. GROUPS & TEAM GOALS Create training groups, set weekly team goals — total XP, workouts completed, or kilometers run — and motivate each other to stay on track. CHOOSE YOUR PROGRAM Pick from ready-made training programs or build your own custom plan tailored to your goals. EXERCISE CATALOG Explore a full exercise library with descriptions, tips, and guidance. Features at a glance: - Workout tracking for strength, cardio, bodyweight, and other exercises - XP and leveling system - Achievements and rewards - Daily goals and streaks - Friends and leaderboards - Training groups with shared goals - Custom and ready-made programs - Push notifications for streaks and goals

About

JustBB Strength Training Log

Read full description

JustBB is the cleanest, most powerful log for lifters who actually train hard. Completely free. No subscriptions. No account. No ads. Your data stays on your iPhone. — Core features — • Build exercises, supersets, and custom per-set targets your way • Categories and equipment for every exercise • Automatic dropset detection • Auto-fills weights and reps from your previous sessions • Per-set rating (easy / moderate / hard / failure) • Session tonnage and per-exercise personal records • Rest timer (runs on the lock screen) • Nested folders for a large training library • Drag & drop, search, dark mode, fully offline • Kilograms and pounds • Full session history and per-exercise history — Data and privacy — • Stored locally on your device • Backups to iCloud Drive • One-tap restore

Screenshots

SkyGain4 screens
JustBB Strength Training Log4 screens

Verdict

The call

The clearest difference is update cadence: JustBB Strength Training Log at weekly against SkyGain's every 2 months. SkyGain's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SkyGain ships an update every 2 months, JustBB Strength Training Log weekly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

Scorecard2 real differences Ā· 4 level
SkyGain versus JustBB Strength Training Log: the parameters behind the verdict, then further details
ParameterSkyGainJustBB Strength Training Log
PriceFreeFree
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size42 MB13 MB
Age rating12+4+
DeveloperDzmitry RybakAndrew Olefira

In-app purchases

None

SkyGain

No in-app purchases

None

JustBB Strength Training Log

No in-app purchases

Questions

Is SkyGain free?
SkyGain is free to download, with no in-app purchases.
Is JustBB Strength Training Log free?
JustBB Strength Training Log is free to download, with no in-app purchases.
Do SkyGain or JustBB Strength Training Log have ads?
Neither SkyGain nor JustBB Strength Training Log shows ads.
Which is updated more often, SkyGain or JustBB Strength Training Log?
SkyGain ships an update every 2 months, and JustBB Strength Training Log weekly. Most recently, SkyGain was updated on October 7, 2026 and JustBB Strength Training Log on October 9, 2026.

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