# Rayvolt EIVA USA vs SHA Explore

The clearest difference is rating: SHA Explore at 5.0 against Rayvolt EIVA USA's 4.5. Rayvolt EIVA USA's advantage is ads (none vs shown) and update cadence (every 2 months vs every 6 months). On price, ratings volume, in-app purchases and device support there is nothing between them.

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

SHA Explore holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Rayvolt EIVA USA ships an update every 2 months, SHA Explore every 6 months. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Rayvolt EIVA USA | SHA Explore |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4 ratings)](https://appshunter.io/ios/app/rayvolt-eiva-usa/id1382731508/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sha-explore/id1660996254/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | **Free** | Ad-supported |
| Size | 29 MB | 62 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Exxite Bike S.L](https://appshunter.io/developer/1187986626) | [Student Health Advocates, LLC](https://appshunter.io/developer/1660996256) |

## What reviewers say

### Rayvolt EIVA USA

[App page](https://appshunter.io/ios/app/rayvolt-eiva-usa/id1382731508)

Control and customize your electric bike's performance with this app. Monitor real-time data like speed and battery, and adjust advanced settings for acceleration and pedal assistance.

**Highlights:** Real-time bike data monitoring, Adjustable pedal assistance, Customizable acceleration settings, Bluetooth device connection, Advanced voltage adjustments

**Features:** macOS Compatibility

**In-app purchases:** none


### SHA Explore

[App page](https://appshunter.io/ios/app/sha-explore/id1660996254)

This app provides members with access to exclusive features, including instant student logs, activity requests between students and parents, and account management. Stay updated with SHA news and events, browse products, and contact support.

**Highlights:** Instant student logs, Activity request system, Parental approval for events, Account avatar, PIN, and password updates, SHA News and Events updates, Browse SHA products and services, Direct support contact

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rayvolt EIVA USA free?

Rayvolt EIVA USA is free to download, with no in-app purchases.

### Is SHA Explore free?

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

### Which has better reviews, Rayvolt EIVA USA or SHA Explore?

SHA Explore is rated higher. Rayvolt EIVA USA averages 4.5 out of 5 from 4 ratings, while SHA Explore averages 5.0 from 2 ratings.

### Do Rayvolt EIVA USA or SHA Explore have ads?

SHA Explore shows ads; Rayvolt EIVA USA does not.

### Which is updated more often, Rayvolt EIVA USA or SHA Explore?

Rayvolt EIVA USA ships an update every 2 months, and SHA Explore every 6 months. Most recently, Rayvolt EIVA USA was updated on October 12, 2026 and SHA Explore on October 4, 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.*