# VTB vs Solar Motors

The clearest difference is rating: Solar Motors at 5.0 against VTB's 3.2. VTB's advantage is ratings volume (12 vs 2). On price, update cadence, 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.

Solar Motors holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: VTB has 12 ratings behind it against 2, so its average is the more settled of the two.

VTB ships an update every 2 weeks, Solar Motors weekly. The most recent releases landed on October 22, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | VTB | Solar Motors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (12 ratings)](https://appshunter.io/ios/app/vtb/id6469103682/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/solar-motors/id6484069113/reviews)** |
| Number of ratings | **12** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 64 MB | 30 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [VTB INTERNATIONAL INC](https://appshunter.io/developer/1711555345) | [Chongqing Summit Yttrium Power Technology Co., ltd](https://appshunter.io/developer/1740474153) |

## What reviewers say

### VTB

[App page](https://appshunter.io/ios/app/vtb/id6469103682)

This utility app connects to VTB controllers via Bluetooth to adjust various performance parameters. Users can customize throttle and brake curves, gear settings, speed limits, and torque for a personalized riding experience. It also supports online software updates for the controller and electronic systems.

**Highlights:** Bluetooth connectivity to VTB controllers, Adjust throttle and brake curves, Customize gear settings, speed, and torque, Configure power and gear ratios, Online software updates for controllers and systems, Supports various mainstream electric vehicle models

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

**In-app purchases:** none


### Solar Motors

[App page](https://appshunter.io/ios/app/solar-motors/id6484069113)

This app allows e-bike owners to customize performance settings, monitor ride data in real-time, and manage bike features. It also provides access to firmware updates and in-app support for a personalized riding experience.

**Highlights:** Parameter customization, Real-time monitoring, Firmware updates, Feature management, In-app support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VTB free?

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

### Is Solar Motors free?

Solar Motors is free to download, with no in-app purchases.

### Which has better reviews, VTB or Solar Motors?

Solar Motors is rated higher. VTB averages 3.2 out of 5 from 12 ratings, while Solar Motors averages 5.0 from 2 ratings.

### Do VTB or Solar Motors have ads?

Neither VTB nor Solar Motors shows ads.

### Which is updated more often, VTB or Solar Motors?

VTB ships an update every 2 weeks, and Solar Motors weekly. Most recently, VTB was updated on October 22, 2026 and Solar Motors on October 10, 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.*