# Delta vs SecondStrength

The clearest difference is rating: Delta at 5.0 against SecondStrength's 4.2. SecondStrength's advantage is iOS requirement (15.1 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Delta sells 2 in-app purchases, starting at $9.99 per month and SecondStrength sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Delta holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 13 and 11 respectively.

Delta ships an update every 2 weeks, SecondStrength every 10 days. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Delta | SecondStrength |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (13 ratings)](https://appshunter.io/ios/app/delta-workout-tracker-gym-log/id6762575953/reviews)** | [4.2 (11 ratings)](https://appshunter.io/ios/app/secondstrength/id6767779754/reviews) |
| Number of ratings | **13** | 11 |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Freemium | Freemium |
| Size | 332 MB | 82 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Harun Can Demirkiran](https://appshunter.io/developer/1894728649) | [A2 Apps Inc](https://appshunter.io/developer/1632751836) |

## What reviewers say

### Delta

[App page](https://appshunter.io/ios/app/delta-workout-tracker-gym-log/id6762575953)

This app helps you track your strength training progress with smart logging and an AI personal trainer. It provides guidance, detects personal records, and offers detailed analytics to help you achieve your fitness goals.

**Highlights:** Smart workout logging with pre-filled values, AI personal trainer for guidance and routine creation, Automatic personal record detection, Offline functionality, Progress tracking with strength, volume, and PR trends, 1,500+ exercise library with video guides, Apple Watch app integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Delta Premium (Monthly) | $9.99 | per month |
| Delta Premium (Yearly) | $79.99 | per year |


### SecondStrength

[App page](https://appshunter.io/ios/app/secondstrength/id6767779754)

This fitness app is designed for women over 40 to build muscle, improve mobility, and support weight loss. It offers guided strength training and mobility routines tailored for perimenopause, menopause, and postmenopause stages.

**Highlights:** Guided strength training workouts, Menopause-friendly fitness plans, At-home and gym workout options, Core, glute, mobility, and full-body training, Beginner-friendly exercise guidance, Progressive plans to build strength

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $12.99 | per month |
| Annual Pro | $79.99 | per year |


## Frequently asked questions

### Is Delta free?

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

### Is SecondStrength free?

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

### Which has better reviews, Delta or SecondStrength?

Delta is rated higher. Delta averages 5.0 out of 5 from 13 ratings, while SecondStrength averages 4.2 from 11 ratings.

### Do Delta or SecondStrength have ads?

Neither Delta nor SecondStrength shows ads.

### Which is updated more often, Delta or SecondStrength?

Delta ships an update every 2 weeks, and SecondStrength every 10 days. Most recently, Delta was updated on September 19, 2026 and SecondStrength on September 10, 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.*