# Smart EV Guides vs EMS Protocol Reference

The clearest difference is device support: Smart EV Guides at 3 against EMS Protocol Reference's 1. Smart EV Guides also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Smart EV Guides | EMS Protocol Reference |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 54 MB | 15 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [DAG LLC](https://appshunter.io/developer/1855710332) | [RespondersAI LLC](https://appshunter.io/developer/1818178681) |

## What reviewers say

### Smart EV Guides

[App page](https://appshunter.io/ios/app/smart-ev-guides/id6755702439)

This app provides critical safety information for electric vehicles, accessible offline. It features an intelligent search function to quickly locate specific diagrams and details, aiding professionals in emergency situations.

**Highlights:** 100% offline capability, ML-powered intent search, Critical safety information, High-contrast UI for visibility, Zero lag performance, Vehicle-specific diagrams

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

**In-app purchases:** none


### EMS Protocol Reference

[App page](https://appshunter.io/ios/app/ems-protocol-reference/id6761344731)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart EV Guides free?

Smart EV Guides is free to download, with no in-app purchases.

### Is EMS Protocol Reference free?

EMS Protocol Reference is free to download, with no in-app purchases.

### Do Smart EV Guides or EMS Protocol Reference have ads?

Neither Smart EV Guides nor EMS Protocol Reference shows ads.

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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.*