# SIGMA LINK vs Haibike eConnect

The clearest difference is device support: SIGMA LINK at 3 against Haibike eConnect's 1. SIGMA LINK also leads on iOS requirement (12.0 vs 16.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 1.5 for SIGMA LINK against 1.6 for Haibike eConnect. Both are backed by a comparable volume of ratings — 8 and 19 respectively. Written reviews are what separate them: 9% of SIGMA LINK's written reviews are positive against 15% of Haibike eConnect's.

SIGMA LINK ships an update every 4 months, Haibike eConnect every 2 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | SIGMA LINK | Haibike eConnect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (8 ratings)](https://appshunter.io/ios/app/sigma-link/id1147984544/reviews) | **[1.6 (19 ratings)](https://appshunter.io/ios/app/haibike-econnect/id1206908785/reviews)** |
| Number of ratings | 8 | **19** |
| Positive reviews | 9.0% of reviews | **14.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 76 MB | 58 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SIGMA-ELEKTRO GmbH](https://appshunter.io/developer/803939887) | [Winora-Staiger GmbH](https://appshunter.io/developer/1206908784) |

## What reviewers say

### SIGMA LINK

[App page](https://appshunter.io/ios/app/sigma-link/id1147984544)

Easily transfer training data from compatible devices to your smartphone. View personal bests, statistics, and completed tracks. Sync all your training data, workouts, and sport profiles with cloud integration for constant access.

**Highlights:** Transfer training units, View training statistics, Track personal bests, Manage device settings, Sync with SIGMA CLOUD, Access workouts and sport profiles

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

**In-app purchases:** none


### Haibike eConnect

[App page](https://appshunter.io/ios/app/haibike-econnect/id1206908785)

Transform your smartphone into a command center for your e-bike. Monitor its location in real time, track routes, and receive theft notifications. Ensure your bike's safety with emergency SMS features and secure data storage.

**Highlights:** GPS-based e-bike monitoring, Real-time location tracking, Theft notifications, Emergency SMS alerts, Route logging and sharing, Secure data storage

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIGMA LINK free?

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

### Is Haibike eConnect free?

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

### Which has better reviews, SIGMA LINK or Haibike eConnect?

Haibike eConnect is rated higher. SIGMA LINK averages 1.5 out of 5 from 8 ratings, while Haibike eConnect averages 1.6 from 19 ratings.

### Do SIGMA LINK or Haibike eConnect have ads?

Neither SIGMA LINK nor Haibike eConnect shows ads.

### Which is updated more often, SIGMA LINK or Haibike eConnect?

SIGMA LINK ships an update every 4 months, and Haibike eConnect every 2 months. Most recently, SIGMA LINK was updated on November 2, 2026 and Haibike eConnect on November 2, 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.*