# E4L GEM vs Smart Food Tracker

The clearest difference is in-app purchases: E4L GEM at none against Smart Food Tracker's 1. Smart Food Tracker's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Smart Food Tracker sells 1 in-app purchase, starting at $9.99 per month. E4L GEM asks for nothing beyond the download.

E4L GEM ships an update every 2 months, Smart Food Tracker every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | E4L GEM | Smart Food Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/e4l-gem/id1571375291/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 48 MB | 47 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [XPO Health Limited](https://appshunter.io/developer/1482400325) | [Apployee](https://appshunter.io/developer/1789284938) |

## What reviewers say

### E4L GEM

[App page](https://appshunter.io/ios/app/e4l-gem/id1571375291)

This app works with a wearable device to monitor your emotional energy and provide personalized recommendations. It analyzes your pulse wave and other metrics to offer insights into emotions, sleep, and movement, suggesting meditations to improve your well-being.

**Highlights:** Personalized emotional management, 24/7 monitoring of emotional energy, Pulse wave analysis for insights, Personalized recommendations, Guided meditations, Wearable device integration

**Features:** Vision Pro support

**In-app purchases:** none


### Smart Food Tracker

[App page](https://appshunter.io/ios/app/smart-food-tracker/id6752564192)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | per month |


## Frequently asked questions

### Is E4L GEM free?

E4L GEM is free to download, with no in-app purchases.

### Is Smart Food Tracker free?

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

### Do E4L GEM or Smart Food Tracker have ads?

Neither E4L GEM nor Smart Food Tracker shows ads.

### Which is updated more often, E4L GEM or Smart Food Tracker?

E4L GEM ships an update every 2 months, and Smart Food Tracker every 3 months. Most recently, E4L GEM was updated on October 24, 2026 and Smart Food Tracker on October 24, 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.*