# Injectify vs Smart Strength

The clearest difference is in-app purchases: Injectify at none against Smart Strength's 1. Injectify also leads on iOS requirement (11.0 vs 15.0). Smart Strength's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Smart Strength sells 1 in-app purchase, starting at $5.99 per month. Injectify asks for nothing beyond the download.

Injectify ships an update every 2 months, Smart Strength weekly. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Injectify | Smart Strength |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-strength/id6769226289/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 78 MB | 2 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Steven Van Goethem](https://appshunter.io/developer/1494043250) | [Brain Builder](https://appshunter.io/developer/1896641534) |

## What reviewers say

### Injectify

[App page](https://appshunter.io/ios/app/injectify/id6476923389)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Strength

[App page](https://appshunter.io/ios/app/smart-strength/id6769226289)

This AI-powered strength training app generates personalized workout programs based on your equipment, schedule, and experience. It adapts as you progress, offering smart suggestions for weight and logging your workouts and nutrition in natural language.

**Highlights:** AI-generated personalized workout programs, Adaptive progression based on logged workouts, Smart weight suggestions, Natural language nutrition logging, Progress tracking with PR detection, AI-powered insights on training and recovery, Integrations with Whoop, Renpho, and Strava

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Strength Pro | $5.99 | per month |


## Frequently asked questions

### Is Injectify free?

Injectify is free to download, with no in-app purchases.

### Is Smart Strength free?

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

### Do Injectify or Smart Strength have ads?

Neither Injectify nor Smart Strength shows ads.

### Which is updated more often, Injectify or Smart Strength?

Injectify ships an update every 2 months, and Smart Strength weekly. Most recently, Injectify was updated on October 6, 2026 and Smart Strength on October 14, 2026.

---

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