Comparison

Delta vs SAJL

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

Head to head
About

Delta

This app helps you build and track strength training routines. Log sets, monitor progress with detailed insights, and get personalized guidance from an on-device AI. Accelerate your fitness journey with intelligent tracking and customized plans.

Highlights
  • Build custom workout routines
  • Log sets and track progress
  • On-device AI for guidance
  • Detailed progress insights and charts
  • Rest timers
  • Workout history
Features
Read full description

Know what to lift next. Delta-V plans your week and raises your targets as you get stronger. LOG IT IN SECONDS Your last session is already filled in. Check off a set and the rest timer starts. Hit your reps and next time the bar gets heavier. 1,000+ EXERCISES, ALL ANIMATED See the movement and the muscles it works. Build your own routine, or start from a ready-made plan like Push / Pull / Legs. WATCH YOUR LIFTS CLIMB Progress charts, personal records and estimated 1RM. A muscle map shows what you train and what you keep missing. A COACH THAT KNOWS YOUR NUMBERS Ask Vee about your training, or have it build a plan and suggest changes. ON YOUR WRIST Start a workout, log your sets and follow the rest timer from Apple Watch. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SAJL

Features
Read full description

SAJL — everything you do counts. Strength or padel, gym or court — SAJL is the training log that keeps up. Built for logging between sets, not typing between them. LOG IN SECONDS • Fast weight and reps wheels — zero typing • Your last session on screen: copy it with one tap • Automatic rest timer after every completed set • Timed exercises: plank, jump rope, treadmill — a minutes:seconds wheel YOUR SPORT COUNTS • 13 sports: padel, football, swimming, running, boxing and more • Score, distance, laps, rounds — every sport gets its own details • Every activity feeds the same streak — not just the iron PROGRESS YOU CAN SEE • Private progress photos — visible only to you, safely synced across phones • A before/after slider that shows the change • Ghost-overlay camera so every photo lines up with the last NUMBERS THAT TALK • Weekly volume, strength trends, and projected next records • Week streaks that keep you consistent — with freezes when life happens • A year-long activity heatmap SHOW OFF THE WORK • Premium share cards — your score and streak, or your own photo on them • Sized for Instagram and TikTok stories FOOD THAT COUNTS • Log meals by search, barcode or by hand • Photograph your plate for its calories and macros, approximately • A daily target worked out from your goal, weight and height • Stats that link your protein to your performance • Works with Apple Health Built in Arabic, not translated — right-to-left on every screen, down to the numbers. Fully bilingual. Workout logging, history, routines and stats are free. The food section needs a SAJL Plus subscription: • Monthly — SAR 9.99 per month • Yearly — SAR 59.99 per year • 14-day free trial Prices vary by region. Subscriptions renew automatically for the same period and price unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple Account on confirmation. Manage or cancel in your App Store account settings. Terms of Use: https://st-rd.com/terms Privacy Policy: https://st-rd.com/privacy

Screenshots

Delta4 screens
SAJL4 screens

Verdict

The call

The clearest difference is device support: Delta at 3 against SAJL's 1. On price, update cadence, ads and in-app purchases 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. Delta sells 2 in-app purchases, starting at $6.99 per 7 days and SAJL sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Delta ships an update every 3 weeks, SAJL every 2 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

Scorecard1 real difference Ā· 7 level
Delta versus SAJL: the parameters behind the verdict, then further details
ParameterDeltaSAJL
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS18.017.0 — better
Further details — not scored
Size213 MB41 MB
Age rating4+4+
DeveloperCtrl Alt Go LtdRowad Alhamda

In-app purchases

2 purchases

Delta

Subscriptions2
  • Velocity Weekly$6.997 Days
  • Velocity Annual3 Days trial$29.991 Year
3 purchases

SAJL

Subscriptions2
  • SAJL Plus — Monthly14 Days trial$1.991 Month
  • SAJL Plus — Yearly14 Days trial$12.991 Year
One-time1
  • Streak Freeze$0.49

Questions

Is Delta free?
Delta is free to download, with in-app purchases available.
Is SAJL free?
SAJL is free to download, with in-app purchases available.
Do Delta or SAJL have ads?
Neither Delta nor SAJL shows ads.
Which is updated more often, Delta or SAJL?
Delta ships an update every 3 weeks, and SAJL every 2 weeks. Most recently, Delta was updated on October 31, 2026 and SAJL on October 28, 2026.

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