Rayvolt EIVA USA vs Balansize
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rayvolt EIVA USA
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.
- Real-time bike data monitoring
- Adjustable pedal assistance
- Customizable acceleration settings
- Bluetooth device connection
- Advanced voltage adjustments
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With EIVA app you will access to all your bike settings. You can connect using QR scan or search device function. Please make sure you have turn on bluetooth in your device. Once time you connect you can see following parameters in real time: - Speed. - Battery - Amperage - Pedal assistance level You can adjust your favourite settings on "Advanced settings" section where you can modify "acceleration" , "pedal assistance ratio", "voltage"...etc Join the Rayvolution!
Balansize
This app offers personalized wellness programs designed by experts to support women's health journeys. It provides tailored guidance from psychologists, nutritionists, and coaches to address unique challenges and adapt to evolving well-being needs.
- Custom wellness programs
- Expert guidance
- Personalized health journey
- Support for women's unique needs
- Adaptive wellness solutions
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Experience custom wellness programs that adapt to your unique needs, guiding you through your personal health journey with expert support. With years of experience, our team of wellness experts, psychologists, nutritionists, and coaches provides innovative and effective wellness solutions tailored to women. We understand the unique challenges women face and offer support that evolves alongside their well-being journeys. https://balansize.com/terms.
Screenshots
Verdict
The clearest difference is rating: Balansize at 5.0 against Rayvolt EIVA USA's 4.5. Balansize also leads on review sentiment (100% vs 67%) and update cadence (every 2 weeks vs every 2 months). Rayvolt EIVA USA's advantage is in-app purchases (none vs 10) and ratings volume (4 vs 1). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Balansize sells 10 in-app purchases, starting at $10.00 per month. Rayvolt EIVA USA asks for nothing beyond the download.
Balansize holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 67% of Rayvolt EIVA USA's written reviews are positive against 100% of Balansize's.
Rayvolt EIVA USA ships an update every 2 months, Balansize every 2 weeks. The most recent releases landed on September 10, 2026 and June 12, 2026 respectively.
| Parameter | Rayvolt EIVA USA | Balansize |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (4 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 29 MB | 70 MB |
| Age rating | 17+ | 17+ |
| Developer | Exxite Bike S.L | Balansize LLC |
Customer experience
Rayvolt EIVA USA
Balansize
In-app purchases
Rayvolt EIVA USA
No in-app purchases
Balansize
- Basic Monthly7 Days trial$10.001 Month
- Premium Monthly7 Days trial$18.001 Month
- Basic Yearly1 Year trial$100.001 Year
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- Premium Yearly1 Year trial$179.991 Year
- Ten Dollars$10.00
- Twenty Dollars$20.00
- Thirty Five Dollars$35.00
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- Fifty Dollars$50.00
- Hundred Dollars$100.00
- One Hundred and Fifty Dollars$150.00
