Comparison

S2 vs ZWAR Workouts

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

Head to head
About

S2

This app helps you track and visualize your gym workout progress, encouraging progressive overload for weight loss or muscle gain. It offers a fast, intuitive interface with over 1000 exercises and a unique muscle fatigue heat map. No account is needed, and it integrates with HealthKit.

Highlights
  • Track and visualize workout progress
  • Muscle fatigue heat map
  • Create unlimited workout routines
  • Encourages progressive overload
  • 1000+ exercises
  • Workout history review
  • HealthKit integration
Features
Read full description

S2 (Superior Self) is your ultimate workout companion, allowing you to track and visualize your workout progress. Whether you want to lose weight or gain muscle mass, S2 is an excellent tool to help you with progressive overload and beat the yesterday you. - Premium, beautiful workout app - No account registration is required - Fast and intuitive. No load times - View your muscle fatigue on a body heat map - Create unlimited workout routines - Encourages progressive overload - 1000+ exercises - Improved insights over time How does it work? Start by creating your workout routines in S2. Your first workout for any given routine will act as a baseline for the next workout, encouraging you to do more work by moving more mass. The technical term for this is called progressive overload, and it's the core principle behind any successful strength training. Between workouts (or during an ongoing workout) you can review your past performance by easily accessing your workout history. S2 integrates with HealthKit to register your workouts. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

ZWAR Workouts

Features
Read full description

Track your workouts with precision. ZWAR helps you follow structured training programs or build your own custom plans — all with an intuitive, offline-first design. Features: - 8 built-in programs: Legs/Push/Pull, Full Body, Upper/Lower, PPL 3-Day, 5/3/1 Strength, Beginner Strength, Hyrox Race Prep, and more - Build custom programs with your own workout splits, exercises, and progression schemes - Log every set with weight and rep tracking — auto-fills from your previous session - Built-in rest timer with configurable durations and haptic alerts - Track body weight, skinfold measurements, and workout mood over time - View detailed analytics: volume trends, PR tracking, muscle distribution, mood charts, and workout frequency - Earn badges for milestones, consistency, and personal records - Add friends, join weekly leagues, and compete on leaderboards - Discover and check in at gyms near you - Works fully offline — no internet connection required - Optional cloud sync for cross-device backup - Sign in with Apple, Google, or email — or use guest mode - Clean, dark-themed interface designed for the gym Whether you're following an evidence-based program or designing your own plan, ZWAR keeps your training organized and your progress visible.

Screenshots

S24 screens
ZWAR Workouts4 screens

Verdict

The call

The clearest difference is in-app purchases: ZWAR Workouts at none against S2's 2. On price, 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

Both are free to download. S2 sells 2 in-app purchases, starting at $22.99 per year. ZWAR Workouts asks for nothing beyond the download.

Scorecard1 real difference · 9 level
S2 versus ZWAR Workouts: the parameters behind the verdict, then further details
ParameterS2ZWAR Workouts
PriceFreeFree
Rating4.1 (129 ratings) — better—
Positive reviews41.3% of reviews—
Number of ratings129 — better—
Update frequencyFortnightly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size9 MB15 MB
Age rating12+4+
DeveloperFormbound ABPaulo Moreira Rabelo

In-app purchases

2 purchases

S2

Subscriptions1
  • S2 Yearly$22.991 Year
One-time1
  • Strongly Pro$4.99
None

ZWAR Workouts

No in-app purchases

Questions

Is S2 free?
S2 is free to download, with in-app purchases available.
Is ZWAR Workouts free?
ZWAR Workouts is free to download, with no in-app purchases.
Do S2 or ZWAR Workouts have ads?
Neither S2 nor ZWAR Workouts shows ads.

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