# FDS Smart Chrono vs Rabbit Connect

The clearest difference is in-app purchases: Rabbit Connect at none against FDS Smart Chrono's 2. Rabbit Connect also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. FDS Smart Chrono sells 2 one-off in-app purchases. Rabbit Connect asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 9, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | FDS Smart Chrono | Rabbit Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/rabbit-connect/id6446173738/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 44 MB | 70 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FDS-Timing Sarl](https://appshunter.io/developer/1208225025) | [Rabbit Rally SL](https://appshunter.io/developer/6775050364) |

## What reviewers say

### FDS Smart Chrono

[App page](https://appshunter.io/ios/app/fds-smart-chrono/id1271365456)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Subscription | $59.99 | one-time |
| 1 Year Subscription | $79.99 | one-time |


### Rabbit Connect

[App page](https://appshunter.io/ios/app/rabbit-connect/id6446173738)

Enhance your GPS experience by connecting external Bluetooth GPS devices and multiple copilot units. This application is designed to work specifically with the Rabbit BOX for advanced navigation and tracking capabilities.

**Highlights:** External Bluetooth GPS integration, Connect multiple copilot devices, Rabbit BOX compatibility, Utilize external GPS sources only

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

**In-app purchases:** none


## Frequently asked questions

### Is FDS Smart Chrono free?

FDS Smart Chrono is free to download, with in-app purchases available.

### Is Rabbit Connect free?

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

### Do FDS Smart Chrono or Rabbit Connect have ads?

Neither FDS Smart Chrono nor Rabbit Connect shows ads.

### Which is updated more often, FDS Smart Chrono or Rabbit Connect?

FDS Smart Chrono ships an update every 2 months, and Rabbit Connect every 2 months. Most recently, FDS Smart Chrono was updated on September 9, 2026 and Rabbit Connect on August 19, 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.*