# CNTD vs eBike Sync

The clearest difference is review sentiment: eBike Sync at 100% against CNTD's 0%. CNTD's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. eBike Sync sells 1 in-app purchase, starting at $8.99 per year. CNTD asks for nothing beyond the download.

CNTD ships an update every 5 weeks, eBike Sync monthly. The most recent releases landed on October 18, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | CNTD | eBike Sync |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | **Free** | Freemium |
| Size | 170 MB | 40 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Suzhou Wanjia Electric Co., Ltd.](https://appshunter.io/developer/1411138650) | [Anthony Simonigh](https://appshunter.io/developer/6775219630) |

## What reviewers say

### CNTD

[App page](https://appshunter.io/ios/app/cntd/id1472136948)

Monitor your eBike's battery, speed, and location. Optimize rides with heart rate-based motor assistance and plan routes with real-time traffic. Share your cycling activities and find nearby dealers for maintenance.

**Highlights:** eBike status monitoring (battery, speed, location), Heart rate training with automatic assistance adjustment, eBike dealer locator, Route navigation with real-time traffic, Share ride activity data, Dark theme option, Apple Watch support

**Features:** macOS Compatibility

**In-app purchases:** none


### eBike Sync

[App page](https://appshunter.io/ios/app/ebike-sync/id6775219628)

Transform your smartphone into a real-time dashboard for your electric bike. Monitor speed, battery, range, assist mode, and motor data directly from your bike's system via Bluetooth. Enjoy a distraction-free interface designed for easy viewing while riding.

**Highlights:** Real-time ride dashboard, Live speed and cadence display, Battery charge and range monitoring, Assist mode and motor power data, Dark, distraction-free interface, Auto-reconnect to bike, Detailed bike data screen

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| eBike Sync Pro | $8.99 | per year |


## Frequently asked questions

### Is CNTD free?

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

### Is eBike Sync free?

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

### Do CNTD or eBike Sync have ads?

Neither CNTD nor eBike Sync shows ads.

### Which is updated more often, CNTD or eBike Sync?

CNTD ships an update every 5 weeks, and eBike Sync monthly. Most recently, CNTD was updated on October 18, 2026 and eBike Sync on October 22, 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.*