# Main Energy vs SmartTracker

The clearest difference is in-app purchases: Main Energy at none against SmartTracker's 2. Main Energy also leads on iOS requirement (12.2 vs 26.0). SmartTracker's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. SmartTracker sells 2 in-app purchases, starting at $6.99 per year. Main Energy asks for nothing beyond the download.

Main Energy ships an update every 3 months, SmartTracker weekly. The most recent releases landed on November 7, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | Main Energy | SmartTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/smarttracker-price-tracker/id6754879283/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 24 MB |
| Requires iOS | **12.2** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 17+ |
| Developer | [Rural Computer Consultants, Inc.](https://appshunter.io/developer/640795441) | [Hugo Prione](https://appshunter.io/developer/1206460508) |

## What reviewers say

### Main Energy

[App page](https://appshunter.io/ios/app/main-energy/id6444496734)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartTracker

[App page](https://appshunter.io/ios/app/smarttracker-price-tracker/id6754879283)

Effortlessly monitor prices on any website and receive instant alerts when deals drop. Visualize price history with clear charts and organize wishlists. Integrates with Siri and Shortcuts for seamless price tracking.

**Highlights:** Track prices on any website, Set smart price alerts, View price history charts, Home and Lock Screen widgets, Siri and Shortcuts integration, Organize wishlists and collections, Export data to CSV

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Annual | $6.99 | per year |
| Premium - One-time purchase | $19.99 | one-time |


## Frequently asked questions

### Is Main Energy free?

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

### Is SmartTracker free?

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

### Do Main Energy or SmartTracker have ads?

Neither Main Energy nor SmartTracker shows ads.

### Which is updated more often, Main Energy or SmartTracker?

Main Energy ships an update every 3 months, and SmartTracker weekly. Most recently, Main Energy was updated on November 7, 2026 and SmartTracker on November 14, 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.*