# S2 vs Routine

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.

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.

## The numbers

| Metric | S2 | Routine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (126 ratings)](https://appshunter.io/ios/app/s2-strength-log/id1007310227/reviews)** | [3.9 (116 ratings)](https://appshunter.io/ios/app/routine-workout-tracker/id1442589153/reviews) |
| Number of ratings | **126** | 116 |
| Positive reviews | **41.3% of reviews** | 17.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 46 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 9 MB | 62 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Formbound AB](https://appshunter.io/developer/531002945) | [Eye of the Tiger Technologies](https://appshunter.io/developer/1043246008) |

## What reviewers say

### S2

[App page](https://appshunter.io/ios/app/s2-strength-log/id1007310227)

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:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| S2 Yearly | $22.99 | per year |
| Strongly Pro | $4.99 | one-time |


### Routine

[App page](https://appshunter.io/ios/app/routine-workout-tracker/id1442589153)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |


## Frequently asked questions

### Is S2 free?

S2 is free to download, with in-app purchases available.

### Is Routine free?

Routine is free to download, with in-app purchases available.

### Which has better reviews, S2 or Routine?

S2 is rated higher. S2 averages 4.1 out of 5 from 126 ratings, while Routine averages 3.9 from 116 ratings.

### Do S2 or Routine have ads?

Neither S2 nor Routine shows ads.

### Which is updated more often, S2 or Routine?

S2 ships an update fortnightly, and Routine every 46 months. Most recently, S2 was updated on July 17, 2026 and Routine on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*