Comparison

StrengthAnalytics vs Atreus

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

Head to head
About

StrengthAnalytics

Features
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Your running isn't killing your gains — but it might be holding them back. StrengthAnalytics is the first workout tracker that connects your cardio and strength training. See exactly how your miles impact your PRs with Cross-Training Impact analysis — it correlates your weekly running volume with strength gains over 12-week windows, so you stop guessing and start training smarter. Built for athletes who lift and run. One app, one dashboard, one Apple Watch. STRENGTH TRAINING • Log sets, reps, and weight with one-tap entry • Rest timer with adjustable countdown and haptic alerts • Track PRs automatically across every exercise • 410+ exercises organized by muscle group • Create and save workout templates CARDIO TRACKING WITH GPS • Record outdoor runs, walks, cycling, and hikes with GPS route mapping • Indoor support for treadmill, elliptical, rowing, and swimming • Live pace, distance, and duration tracking • Automatic mile/km split notifications on Apple Watch • Background GPS recording (tracks even when phone is locked) ROUTINES — PLAN YOUR TRAINING BLOCKS • Build multi-workout routines like Push/Pull/Legs or Hybrid Training Blocks • Auto-advance through your weekly schedule — just tap Start • Mix strength and cardio days in a single program APPLE WATCH COMPANION • Full workout logging from your wrist — strength and cardio • Real-time heart rate monitoring • Digital Crown input for weight and reps • Works independently — leave your phone behind on run day APPLE INTELLIGENCE INSIGHTS (PREMIUM) • Cross-Training Impact: see if your cardio is helping or hurting your lifts • PR Progression: track your strength gains over time with trend analysis • Recovery & Workload: HRV, sleep, and training load scoring • Strength Trend: plateau detection with personalized recommendations • Muscle Coverage: spot training gaps with body heatmaps • Cardio Trend: pace improvements and endurance tracking • Personalized coaching powered by Apple Intelligence — runs entirely on-device REPORTS & DASHBOARD • Post-workout reports with GPS route maps and muscle heatmaps • Weekly and monthly progress summaries • Consistency tracking and personal bests • Live Activity on your lock screen during workouts YOUR DATA STAYS ON YOUR DEVICE No accounts. No cloud. No tracking. No third-party AI services. Just training. Free to use — unlimited workout logging, full exercise library, all dashboard reports, and complete workout history. Premium unlocks Apple Intelligence insights, cross-training analysis, and unlimited workout templates. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.strengthanalytics.ai/privacy.html

About

Atreus

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Atreus is the training log for people who take the gym seriously: record every set in two taps and let the app handle the arithmetic, the progression and the memory. BUILT FOR THE GYM FLOOR • Weight, reps and effort (RIR or RPE, your call) on a single row per set. • See what you did last time and that exercise's history without leaving. • Warm-up sets, drop sets, rest-pause and supersets. • Plate calculator, a suggested warm-up ramp and one-tap exercise swaps. • Weighted, bodyweight, assisted, timed and cardio: each mode asks only what fits. • Per-exercise notes: the seat hole, the bench height. YOUR REST TIMER ON THE LOCK SCREEN The countdown keeps running on the Lock Screen and in the Dynamic Island: you see what's left without unlocking, and the alert fires with the app closed. A PLAN THAT ADAPTS TO YOU • Training blocks (mesocycles) for strength or hypertrophy, with accumulation, intensification and deload weeks. • The app suggests weight and reps for every set from your previous performance and effort. • Readiness check-in: tell it how you slept and the session adjusts itself. • Impossible day? Skip the session without polluting your history. • Rather freestyle? Free mode rotates your own routines with no plan on top. • 11 preset programs for 3, 4 and 5 days a week, each with a recommended level. 167 EXERCISES WITH TECHNIQUE GUIDES Every exercise ships a guide: muscles worked, biomechanics, setup, execution, grip, common mistakes and breathing. PROGRESS YOU CAN MEASURE • Estimated 1RM, records per rep range and automatic PR detection. • Monthly calendar, analytics per exercise, per muscle and overall. • Weekly volume per muscle against its productive range, tonnage and calories. • Compare two blocks and see what actually changed. CARDIO IN THE SAME SESSION Treadmill, bike, elliptical, rower, stair climber or jump rope, with speed, incline, level and distance. Next to your lifting, not in another app. BODY TRACKING Bodyweight, measurements and progress photos with a before/after comparator. Your photos stay on your phone. TRAIN WITH OTHERS • Six strength ranks, computed against your bodyweight. • Friends, a leaderboard within your circle, achievements, avatars and an activity feed. • Share routines with a link or publish them to the community catalog. YOUR DATA, ON YOUR PHONE • Works offline: everything is stored on the device and syncs when you have a connection. • Backup, cloud restore and CSV export. • Coming from another training app? Import your history from its CSV. • Your bodyweight and sex never leave the device. English and Spanish, kg or lb, cm or in. ATREUS PRO (optional) The core is free: logging, history, blocks, analytics, sync, friends, ranks and unlimited custom exercises. Pro adds the AI and the extras: • Bring the routine you already train: paste the text or photograph it and the AI builds it for you. • Let the AI design your whole training block around your equipment and your time. • AI Coach: analysis of your progress and a chat for your questions. • Weekly adjustment, a deload week built for you and a close read of one lift. • A substitute on the spot when the machine is taken or something hurts. • Training watch: it tells you when a lift stalls or a muscle drifts out of range. • An automatic report when a block closes, and goals with projection. • Progress photo overlay, premium share cards, exclusive themes, colors and app icons, and a gold frame. Atreus Pro is $4.99 per month and renews automatically. Payment is charged to your Apple Account at confirmation of purchase and renews unless you cancel at least 24 hours before the end of the period. Manage or cancel it in your Apple Account settings. Privacy policy: https://nicolasromanblanco.github.io/atreus-privacy/ Terms of use: https://nicolasromanblanco.github.io/atreus-privacy/terms.html Atreus provides training guidance, not medical advice. Consult a professional before starting.

Screenshots

StrengthAnalytics4 screens
Atreus4 screens

Verdict

The call

The clearest difference is update cadence: Atreus at daily against StrengthAnalytics's every 6 days. Atreus also leads on iOS requirement (15.1 vs 18.6). 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. StrengthAnalytics sells 3 in-app purchases, starting at $5.99 per month and Atreus sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

StrengthAnalytics ships an update every 6 days, Atreus daily. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

Scorecard2 real differences Ā· 4 level
StrengthAnalytics versus Atreus: the parameters behind the verdict, then further details
ParameterStrengthAnalyticsAtreus
PriceFreeFree
Update frequencyEvery 6 daysDaily — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS18.615.1 — better
Further details — not scored
Size22 MB45 MB
Age rating4+4+
DeveloperStrengthAnalytics LLCNicolas Roman Blanco

In-app purchases

3 purchases

StrengthAnalytics

Subscriptions2
  • Premium - Monthly$5.991 Month
  • Premium - Yearly$34.991 Year
One-time1
  • Premium - Lifetime$89.99
1 purchases

Atreus

Subscriptions1
  • Atreus Pro$4.991 Month

Questions

Is StrengthAnalytics free?
StrengthAnalytics is free to download, with in-app purchases available.
Is Atreus free?
Atreus is free to download, with in-app purchases available.
Do StrengthAnalytics or Atreus have ads?
Neither StrengthAnalytics nor Atreus shows ads.
Which is updated more often, StrengthAnalytics or Atreus?
StrengthAnalytics ships an update every 6 days, and Atreus daily. Most recently, StrengthAnalytics was updated on October 7, 2026 and Atreus on October 10, 2026.

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