Comparison

Corvis App vs Rack

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

Head to head
About

Corvis App

Features
Read full description

Corvis is one app for everyone in the gym — athletes, coaches, and gym owners. TRAIN • Build workouts or follow a program tailored to your goal • Log sets, reps and weight in seconds — offline too • Rest timer, supersets, timed blocks (AMRAP, EMOM, Tabata) • Track progress, records and body weight • Apple Watch, Wear OS and Garmin companion COACH • Create programs and assign them to clients • See every completed workout, set by set • Compliance tracking and client insights • Built-in messaging with photos, video and voice notes RUN YOUR GYM • Invite members and coaches with a QR code • Shared exercise library with video demonstrations • Members, check-ins and memberships in one place Available in 10 languages. Create your free account today — no invitation needed.

About

Rack

This app transforms your watch into an intelligent strength training tool. It offers real-time wrist integration, per-muscle recovery tracking, and personalized pre-workout readiness briefs. It learns your body's response to training to provide smarter recommendations over time.

Highlights
  • Real-time watch sync
  • Per-muscle group recovery tracking
  • Pre-workout readiness briefs
  • Automatic PR detection
  • Live heart rate monitoring
  • CSV data export
  • Apple Health integration
Read full description

Turn your watch into a strength training powerhouse - with intelligence no other app has. Rack is the only strength training app that combines real-time watch integration with per-muscle-group recovery intelligence. Track from your wrist. Get pre-workout readiness briefs. Let Rack learn how your body responds to training - and watch its recommendations get smarter with every session. ON YOUR WRIST Hot-Swap - equipment taken mid-workout? Swap any exercise without stopping your activity. Your watch keeps counting. Both exercises are recorded. No workarounds. No data loss. DataBuffer - phone in your locker. Basement gym. No signal. Rack queues every set directly on your watch and syncs the moment you reconnect. Nothing is lost. Training Readiness that knows you did leg day. Rack records your workouts as proper Strength activities - feeding your Training Load and Training Readiness correctly. INTELLIGENCE BUILT ON YOUR DATA Pre-Workout Brief: readiness score, per-muscle recovery status, and load balance analysis - before every session. Not generic advice. Specific to what you lifted, when, and how much. Training Alerts: Rack watches for volume imbalances, unusual load spikes, and patterns that precede plateaus. You get flagged before problems become setbacks. The longer you train with Rack, the more it learns about your body. No auto-pilot. Your data, your decisions. BUILT FOR SERIOUS LIFTERS - Real-time watch sync with Hot-Swap and DataBuffer - Per-muscle-group recovery tracking (tau-decay model) - Pre-Workout Brief with readiness and load balance - 500+ exercises with muscle group categorization - Automatic PR detection and history - Live heart rate during every set - No 50-step limit. No locked order - Reorder or swap exercises mid-workout - Full workout history with calendar view - Apple Health and HealthKit integration - iCloud sync across devices - CSV export for your data Supported devices: Fenix 7 series, Forerunner 965, Epix 2, Venu 3, Enduro 2 and 50+ other models. PLANS Start Logging free - unlimited workout logging, full exercise library (read-only), basic watch sync, and 30-day history. Pro unlocks Hot-Swap, Offline mode, custom exercises, progressive overload tracking, training intelligence features, and full history. $8.99/month, $44.99/year, or $89.99 Lifetime (Early-birds' pricing). Join the lifters who brought watch-first training to the rack. Discover Intelligence that knows your training. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Corvis App4 screens
Rack4 screens

Verdict

The call

The clearest difference is in-app purchases: Corvis App at none against Rack's 7. Corvis App also leads on update cadence (every 4 days vs every 11 days) and device support (4 vs 1). On price and ads 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. Rack sells 7 in-app purchases, starting at $8.99 per month. Corvis App asks for nothing beyond the download.

UpkeepUpdate frequency

Corvis App ships an update every 4 days, Rack every 11 days. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Corvis App versus Rack: the parameters behind the verdict, then further details
ParameterCorvis AppRack
PriceFreeFree
Rating—3.9 (11 ratings) — better
Positive reviews—85.7% of reviews
Number of ratings—11 — better
Update frequencyEvery 4 days — betterEvery 11 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS14.0 — better17.0
Further details — not scored
Size122 MB43 MB
Age rating4+4+
DeveloperAliocha MakedonskyAviv Noah

In-app purchases

None

Corvis App

No in-app purchases

7 purchases

Rack

Subscriptions2
  • Monthly Pro14 Days trial$8.991 Month
  • Annual Pro14 Days trial$54.991 Year
One-time5
  • Training Audit$1.49
  • Training Audit 3-Pack$3.99
  • Lifetime Pro$89.99
Show 2 more
  • Rack Charter Lifetime$119.99
  • Lifetime Pro$149.99

Questions

Is Corvis App free?
Corvis App is free to download, with no in-app purchases.
Is Rack free?
Rack is free to download, with in-app purchases available.
Do Corvis App or Rack have ads?
Neither Corvis App nor Rack shows ads.
Which is updated more often, Corvis App or Rack?
Corvis App ships an update every 4 days, and Rack every 11 days. Most recently, Corvis App was updated on October 10, 2026 and Rack on October 25, 2026.

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