Comparison

iGym X 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

iGym X

This strength training tracker goes beyond simple logging, offering customizable workout programs and detailed progress tracking for weight, reps, and body measurements. It integrates with HealthKit and provides a clean interface for both beginners and experienced athletes.

Highlights
  • Customizable workout programs
  • Track weight and reps
  • Workout history and trends
  • Body measurement tracking
  • HealthKit integration
  • Clean interface
Features
Read full description

iGym X — Strength training system tracker Not just a set log. A tool for progress. Inside: • Ready-made and customizable workout programs • Track weight, reps, and progress • Workout history and results trends • Body measurements and change tracking • HealthKit integration • Quick start with your favorite program • Clean interface without overload For: — Anyone training at the gym — Anyone who wants to grow, not just “show up” — Beginners and experienced athletes Why iGym X? Most apps are just exercise lists. iGym X is a system. Discipline. Progression. Control. Train with intention.

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

iGym X4 screens
JustBB Strength Training Log4 screens

Verdict

The call

iGym X and JustBB Strength Training Log are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iGym X ships an update every 4 days, JustBB Strength Training Log weekly. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

ScorecardNo meaningful differences
iGym X versus JustBB Strength Training Log: the parameters behind the verdict, then further details
ParameteriGym XJustBB Strength Training Log
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 4 days — betterWeekly
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, Apple Watch — betteriPhone
Requires iOS18.017.0 — better
Further details — not scored
Size63 MB13 MB
Age rating4+4+
DeveloperIlya VarfolomeevAndrew Olefira

In-app purchases

None

iGym X

No in-app purchases

None

JustBB Strength Training Log

No in-app purchases

Questions

Is iGym X free?
iGym X 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 iGym X or JustBB Strength Training Log have ads?
Neither iGym X nor JustBB Strength Training Log shows ads.
Which is updated more often, iGym X or JustBB Strength Training Log?
iGym X ships an update every 4 days, and JustBB Strength Training Log weekly. Most recently, iGym X was updated on October 13, 2026 and JustBB Strength Training Log on October 9, 2026.

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