S2 vs Routine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Track and visualize workout progress
- Muscle fatigue heat map
- Create unlimited workout routines
- Encourages progressive overload
- 1000+ exercises
- Workout history review
- HealthKit integration
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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/
Routine
Easily log and track your gym workouts with this intuitive fitness app. Create custom routines, monitor progress with advanced stats and graphs, and utilize features like an auto rest timer and warm-up set generator. It supports various exercise types and integrates with Apple Watch and Apple Health.
- Intuitive workout logging interface
- Create custom strength and cardio routines
- Log workouts with Apple Watch
- Advanced progress tracking with graphs
- Auto rest timer and warm-up set generator
- Support for various exercise types
- iCloud data backup and Apple Health sync
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Routine is the most intuitive tool for logging and tracking workouts. Built with a user-centered design to help you approach your workout goals with a plan and produce the best possible results at the gym. If you are a powerlifter, a runner, or just looking to build strength Routine will help you stay on track. You can easily create progressive barbell routines such as those you would find in StrongLifts 5x5, but with Gym Logger you can easily customize exercise sets and reps to create your own variations of workouts. FEATURES: • The most intuitive interface of any fitness app • Choose from a variety of strength and cardio exercises and create your own exercises. • Use your Apple Watch to log workouts. Workout seamlessly with or without your iPhone. • Create your own workouts and setup a schedule to receive reminders. • Coaching cues for all exercises with new exercises added on request. • Advanced stats show your progress over time. • Auto Rest Timer allows you to keep track of breaks. Customizable for every exercise! • Support many exercise types including Cardio, Weighted body weight, Assisted body weight, duration and reps only. • Mark sets as warm up, 1 rep max, failure or drop sets • Track your progress with graphs for Volume, Sets, Reps, Toughest sets, and 1RM Progression. • Automatically back up your data on iCloud! • Support for Apple Health allows you to track calories burned and sync workouts with Activity App • Warm Up Set generator tells you which weights to warm up with. Customizable by training type. • Support for Imperial (lbs) and Metric (kg) weights, or a combination of both • Add notes to workouts and exercise groups • Share workouts with friends!
Screenshots
Verdict
The clearest difference is update cadence: S2 at fortnightly against Routine's every 46 months. S2 also leads on review sentiment (41% vs 18%) and monetization model (free with in-app purchases vs paid). On price, rating, ratings volume 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
Both are free to download. S2 sells 2 in-app purchases, starting at $22.99 per year and Routine sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
S2 holds the better App Store score, 4.1 against 3.9. Both are backed by a comparable volume of ratings — 126 and 116 respectively. Written reviews point the same way: 41% of S2's written reviews are positive against 18% of Routine's.
S2 ships an update fortnightly, Routine every 46 months. The most recent releases landed on July 17, 2026 and September 25, 2026 respectively.
| Parameter | S2 | Routine |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (126 ratings) — better | 3.9 (116 ratings) |
| Positive reviews | 41.3% of reviews — better | 17.9% of reviews |
| Number of ratings | 126 — better | 116 |
| Update frequency | Fortnightly — better | Every 46 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 9 MB | 62 MB |
| Age rating | 12+ | 4+ |
| Developer | Formbound AB | Eye of the Tiger Technologies |
Customer experience
S2
Routine
In-app purchases
S2
- S2 Yearly$22.991 Year
- Strongly Pro$4.99
Routine
- Full Version$4.99









