Comparison

Volt vs Apex Stacked

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

Head to head
About

Volt

This app provides AI-powered, personalized workout plans that adapt weekly to your fitness goals and available equipment. It offers structured training for general fitness, sport performance, and tactical readiness, with over 3,000 exercises and HD video demonstrations.

Highlights
  • AI-powered adaptive workout plans
  • Home and gym training options
  • Sport-specific training programs
  • Tactical readiness programs
  • Equipment customization
  • Progressive weight and rep suggestions
  • Exercise library with video demonstrations
Features
Read full description

Train with a real strength & conditioning plan built for your sport, your goals, and your life. Built by CSCS-certified coaches. Personalized by AI. Trusted by 2M+ athletes. Volt gives you more than workouts. You get a complete training plan designed around where you want to go — and intelligent guidance that adapts as you get stronger. Choose your sport or fitness goal, then tell Volt about your schedule, experience, equipment, training preferences, and timeline. Volt builds your plan. Cortex® AI personalizes your weights and adapts your training as you progress. REAL STRENGTH & CONDITIONING — Built by certified coaches, not generated one workout at a time. BUILT FOR YOUR SPORT & GOALS — Train for Sport Performance, Fitness & Strength, or Tactical Readiness. PERSONALIZED TO YOU — Customized to your training experience, strength, schedule, available equipment, session length, training preferences, and timeline. AI THAT ADAPTS TO YOUR STRENGTH — No guessing what to lift. Cortex® AI learns your strength to personalize your exercises, sets, reps, and weights — and evolves your plan as you get stronger. SCIENCE-BACKED PROGRESSION — Volt applies proven strength & conditioning principles to progress your training over time. EVERYTHING YOU NEED TO TRAIN: • Personalized sets, reps, weights, and exercises • Flexible training schedules and session lengths • Equipment-based customization • Smart exercise substitutions • HD exercise demonstrations and coaching instructions • 1,500+ movements • Workout history and strength tracking • Estimated 1RMs and progress insights • Milestones and achievements • Apple Health integration TRAINING PROGRAMS: • All-Around Athlete • Baseball • Basketball • Football • Golf • Ice Hockey • Lacrosse • Lean & Mean • P.E. • Rugby • Soccer • Softball • Strength & Size • Swimming • Tactical Readiness • Track & Field • Volleyball • Weight Loss • Wrestling JOIN 2M+ ATHLETES TRAINING WITH VOLT — Download Volt and start your free trial. Volt is free to download. Continued use requires an active monthly, quarterly, or yearly subscription. All plans currently include a free trial. Payment is charged to your Apple Account at confirmation of purchase or when your trial ends. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current billing period. You can manage or cancel your subscription in your App Store account settings. Terms of Use: https://www.voltathletics.com/terms Privacy Policy: https://www.voltathletics.com/privacy

About

Apex Stacked

This app helps serious adult trainees meticulously log workouts, nutrition, and body metrics. It offers AI-powered insights and personalized training plans, with data stored privately on your device. An optional subscription unlocks advanced features and AI guidance.

Highlights
  • Detailed workout logging (sets, reps, load)
  • Nutrition and body metric tracking
  • Private on-device data storage
  • AI-generated training plans
  • Bloodwork and health marker analysis
  • Apple Health synchronization
Features
Read full description

Apex Stacked is strength training, tracked properly — a private fitness and health app for adults who take their training seriously. Log every set, rep, and load with a fast, no-friction tracker built for real workouts. Track your nutrition, sleep, body metrics, and bloodwork in one place, and watch your trends come together over time. Your training log lives in a private database on your device. FREE — NO SUBSCRIPTION REQUIRED • Log workouts live — start an empty workout and add exercises as you go, with every set type and focus mode • Exercise library and instructions (7 custom exercises) • Workout history and personal records • Next weights set for you with progressive overload on your saved workouts, plus deload alerts • Barcode scanning, food and water logging, calorie and macro tracking with one daily target, 10 favorites • Body metrics, sleep, daily health logging, manual bloodwork entry, reminders, Apple Health sync • Protocol and dose logging — 1 active protocol at a time, any type • 4 saved workouts • Friends and Competitions, and badges • Viewing insights reports you have already generated, data export and backup APEX PRO — YOUR TRAINING, PLANNED • A full training week built for you every week, around your split, schedule, and equipment — no AI involved • Progressive overload planned across your whole week, deload weeks built for you, and saved weeks • Nutrition label scanning and macro targets by weekday • Side-by-side progress photo compare, report PDFs, and 60- and 90-day body charts • Unlimited saved workouts, custom exercises, favorites, and protocol tracking APEX PRO + AI — EVERYTHING IN PRO, PLUS YOUR AI COACH • Ask the AI training coach for guidance, form cues, and swaps, and get a debrief after every workout • Weekly and monthly insights reports that read your logged data and surface what is working • One-off workouts generated on demand • Describe or speak a meal to get the macros, and AI cleanup of scanned labels • Bloodwork scanning and plain-language explanations of your bloodwork markers • AI fill for your custom exercises BUILT PRIVATE Apex Stacked keeps your data on your device by default. Sign in with Apple is the only login. Apple Health data is read with your permission, stays on your device, and is excluded from your iCloud backup. The AI features send data to our AI provider, Anthropic, only after you allow it in the app and only when you use them; you can turn this off any time in Settings. Delete your account and all data anytime from Settings. FOR ADULTS (18+) Apex Stacked is an educational tracking tool for adults. It provides general fitness and health information only — not medical advice — and repeatedly directs you to consult a licensed physician. It does not sell, source, prescribe, or recommend any substance. — SUBSCRIPTIONS Apex Pro is an auto-renewable subscription at $2.99/month or $24.99/year. Apex Pro + AI is $8.99/month with a 7-day free trial for new subscribers. Already on Apex Pro? The Apex AI add-on adds the AI features for $5.99/month, also with a 7-day free trial; it works only while Apex Pro is active and is billed and cancelled separately. Prices are US pricing and vary by region. Payment is charged to your Apple Account at confirmation of purchase, or at the end of a free trial. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the end of the current period. You can manage or cancel your subscriptions in your Apple Account settings after purchase; any unused portion of a free trial is forfeited when you purchase a subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://apexstacked.com/privacy

Screenshots

Volt4 screens
Apex Stacked4 screens

Verdict

The call

The clearest difference is review sentiment: Apex Stacked at 100% against Volt's 75%. Apex Stacked also leads on rating (5.0 vs 4.7). Volt's advantage is ratings volume (17K vs 1). On price, update cadence, ads and in-app purchases 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. Volt sells 10 in-app purchases, starting at $9.99 per month and Apex Stacked sells 1 in-app purchase, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Apex Stacked holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Volt has 17K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of Volt's written reviews are positive against 100% of Apex Stacked's.

UpkeepUpdate frequency

Volt ships an update every 5 days, Apex Stacked every 8 days. The most recent releases landed on October 26, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 7 level
Volt versus Apex Stacked: the parameters behind the verdict, then further details
ParameterVoltApex Stacked
PriceFreeFree
Rating4.7 (17K ratings)5.0 (1 ratings) — better
Positive reviews74.7% of reviews100.0% of reviews — better
Number of ratings17K — better1
Update frequencyEvery 5 days — betterEvery 8 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS15.6 — better16.4
Further details — not scored
Size100 MB201 MB
Age rating12+17+
DeveloperVolt Athletics, Inc.Apex Stacked LLC

Customer experience

Volt

All ratings16,921 ratings
Positive94.1%
Neutral2.5%
Negative3.4%
Written reviews273 reviews
Positive74.7%
Neutral5.9%
Negative19.4%

Apex Stacked

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Volt

Reported bugs

2 issues
  • Login issues and inability to retrieve password
  • Syncing problems causing workouts to reset

Requested features

6 requests
  • Add optional alert tone for rest periods
  • Integrate with Apple Health
  • Offer more than 3 days per week programming
  • Add injury-specific workouts
  • Provide more cardio and conditioning options
Show 1 more
  • Allow editing of workout history

Apex Stacked

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Volt

Subscriptions10
  • Volt Training3 Days trial$9.991 Month
  • Volt Training7 Days trial$9.991 Month
  • Sport Performance Training3 Days trial$9.991 Month
Show 7 more
  • Volt Training2 Months trial$14.991 Month
  • Sport Performance Training7 Days trial$19.993 Months
  • Training Monthly Plan3 Days trial$19.991 Month
  • Volt Training1 Month trial$29.991 Month
  • Training 3 Month Plan7 Days trial$39.993 Months
  • Sport Performance Training14 Days trial$69.991 Year
  • Training Yearly Plan14 Days trial$129.991 Year
1 purchases

Apex Stacked

Subscriptions1
  • Apex Pro7 Days trial$14.991 Month

Questions

Is Volt free?
Volt is free to download, with in-app purchases available.
Is Apex Stacked free?
Apex Stacked is free to download, with in-app purchases available.
Which has better reviews, Volt or Apex Stacked?
Apex Stacked is rated higher. Volt averages 4.7 out of 5 from 17K ratings, while Apex Stacked averages 5.0 from 1 ratings.
Do Volt or Apex Stacked have ads?
Neither Volt nor Apex Stacked shows ads.
Which is updated more often, Volt or Apex Stacked?
Volt ships an update every 5 days, and Apex Stacked every 8 days. Most recently, Volt was updated on October 26, 2026 and Apex Stacked on October 18, 2026.

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