Comparison

IronStack vs MuscleCode

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

Head to head
About

IronStack

Log your gym workouts quickly and efficiently with this streamlined strength training app. Track progress, set personal records, and customize exercises without unnecessary clutter or account creation. Offers optional Pro features for advanced insights and AI-generated workouts.

Highlights
  • Fast workout logging
  • Automatic PR detection
  • Built-in rest timer
  • Customizable exercises
  • Apple Watch integration
  • Workout history search
  • Optional AI workout generation
Features
Read full description

A simpler way to log your workouts and see your progress. If you currently track your lifts in a notebook, Notes, or a spreadsheet, IronStack gives you the same straightforward experience—with less effort and better progress tracking. No account. No clutter. Just open your workout, log your sets, and keep training. Your workout data stays on your device. There are no required sign-ups, social feeds, or unnecessary distractions. SIMPLE WORKOUT LOGGING · Log weight, reps, or duration in seconds · Use quick +/- controls to make adjustments · See what you lifted last time beside every set · Automatically generate warm-up sets · Use the built-in rest timer · Add notes to workouts and exercises SEE YOUR PROGRESS IronStack turns your workout history into useful progress tracking—without requiring you to manage a complicated spreadsheet. · Automatically detect personal records · Track training volume over time · View estimated one-rep maxes and progress trends · Search your complete workout history · Share PRs with clean visual cards TRAIN YOUR WAY · Create your own exercises · Track exercises by reps or duration · Filter exercises by muscle group, equipment, or category · Access video demonstrations · Organize workouts into folders · Duplicate and customize workout routines APPLE WATCH INTEGRATION Log sets from your wrist while you train. Sync workouts with your Apple Watch in real time, track heart rate and calories, and spend less time reaching for your phone. IRONSTACK PRO Unlock additional training tools with one lifetime purchase—no subscription required. · AI workout generation based on your goals · Post-workout insights and next-session suggestions · Advanced trends, charts, and training targets · Visual plate calculator · Unlimited workouts Whether you follow a detailed program or simply want to record what you lifted today, IronStack keeps workout tracking fast, organized, and out of your way. Less app. More training. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

MuscleCode

Features
Read full description

MuscleCode helps you make smarter supplement decisions before you buy or consume a product. With so many proteins, pre-workouts, creatines, vitamins, and wellness products available, it can be difficult to know what is actually worth it, what fits your goals, and what may not be ideal for you. MuscleCode gives you a clearer way to understand supplements by helping you review product information, ingredients, possible benefits, risks, and quality signals in one place. Use MuscleCode to scan or search products, understand key ingredients, review possible warnings, compare supplements, and make more informed decisions for your fitness, wellness, and performance goals. Not every supplement is right for every person. A product may be popular, expensive, or recommended by someone else, but that does not always mean it is the best choice for your body, goals, or routine. MuscleCode helps you look beyond the label and choose with more confidence. Scan. Understand. Choose smarter

Screenshots

IronStack4 screens
MuscleCode4 screens

Verdict

The call

The clearest difference is price: IronStack at Free against MuscleCode's $12.99. MuscleCode's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement 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

IronStack is free to download; MuscleCode costs $12.99 up front. IronStack sells 3 in-app purchases, starting at $2.99 per month. MuscleCode asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 8 level
IronStack versus MuscleCode: the parameters behind the verdict, then further details
ParameterIronStackMuscleCode
PriceFree — better$12.99
Rating4.8 (6 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 4 daysEvery 4 days
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS16.4 — better17.6
Further details — not scored
Size59 MB108 MB
Age rating4+4+
DeveloperZanaWorks LLCEzzio Salas

In-app purchases

3 purchases

IronStack

Subscriptions2
  • Pro Monthly$2.991 Month
  • Pro Yearly$19.991 Year
One-time1
  • IronStack Lifetime Unlock$39.99
None

MuscleCode

No in-app purchases

Questions

Is IronStack free?
IronStack is free to download, with in-app purchases available.
Is MuscleCode free?
MuscleCode costs $12.99, with no in-app purchases.
Do IronStack or MuscleCode have ads?
Neither IronStack nor MuscleCode shows ads.
Which is updated more often, IronStack or MuscleCode?
IronStack ships an update every 4 days, and MuscleCode every 4 days. Most recently, IronStack was updated on September 30, 2026 and MuscleCode on October 1, 2026.

Other comparisons