# SIGMA LINK vs Bike Tracker  Cycling Computer

The clearest difference is review sentiment: Bike Tracker  Cycling Computer at 64% against SIGMA LINK's 9%. Bike Tracker  Cycling Computer also leads on rating (4.7 vs 1.5) and ratings volume (393 vs 8). SIGMA LINK's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bike Tracker  Cycling Computer sells 3 in-app purchases, starting at $0.49 per month. SIGMA LINK asks for nothing beyond the download.

Bike Tracker  Cycling Computer holds the better App Store score, 4.7 against 1.5. That said, the two scores are not equally well evidenced: Bike Tracker  Cycling Computer has 393 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 9% of SIGMA LINK's written reviews are positive against 64% of Bike Tracker  Cycling Computer's.

SIGMA LINK ships an update every 4 months, Bike Tracker  Cycling Computer every 3 months. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SIGMA LINK | Bike Tracker  Cycling Computer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (8 ratings)](https://appshunter.io/ios/app/sigma-link/id1147984544/reviews) | **[4.7 (393 ratings)](https://appshunter.io/ios/app/bike-tracker-cycling-computer/id1527996466/reviews)** |
| Number of ratings | 8 | **393** |
| Positive reviews | 9.0% of reviews | **64.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | **Free** | Freemium |
| Size | 76 MB | 27 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SIGMA-ELEKTRO GmbH](https://appshunter.io/developer/803939887) | [ExaMobile S.A.](https://appshunter.io/developer/506014841) |

## 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


### Bike Tracker  Cycling Computer

[App page](https://appshunter.io/ios/app/bike-tracker-cycling-computer/id1527996466)

Track your cycling and other outdoor sports with detailed metrics like speed, distance, and altitude. Record your routes on a map, view comprehensive statistics, and personalize your bike computer display. Offers a premium version with advanced features.

**Highlights:** Measure and record speed, distance, and altitude, Mark and view routes on a map, Track time, pace, slope, and calories, Personalize bike computer display, View history of all recorded data, Light and dark color modes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.49 | per month |
| Annual | $1.99 | per year |
| Go Premium, get new features! | $2.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive
- 🚀 Accurate tracking
- 💰 Affordable premium version
- 📊 Detailed statistics and data

**What reviewers complain about**

- 🐛 Inconsistent GPS tracking
- 🔋 Drains battery quickly
- 🗺️ Inaccurate map display
- 🕰️ Issues with pause/resume functionality

**Reported bugs**

- Crashes during recording
- Incorrect distance/speed calculations
- Inability to restore premium purchases

**Requested features**

- Apple Watch integration
- Automatic pause detection
- Ability to edit/delete recorded tracks
- Integration with fitness apps (e.g. Apple Health)


## Frequently asked questions

### Is SIGMA LINK free?

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

### Is Bike Tracker  Cycling Computer free?

Bike Tracker  Cycling Computer is free to download, with in-app purchases available.

### Which has better reviews, SIGMA LINK or Bike Tracker  Cycling Computer?

Bike Tracker  Cycling Computer is rated higher. SIGMA LINK averages 1.5 out of 5 from 8 ratings, while Bike Tracker  Cycling Computer averages 4.7 from 393 ratings.

### Do SIGMA LINK or Bike Tracker  Cycling Computer have ads?

Neither SIGMA LINK nor Bike Tracker  Cycling Computer shows ads.

### Which is updated more often, SIGMA LINK or Bike Tracker  Cycling Computer?

SIGMA LINK ships an update every 4 months, and Bike Tracker  Cycling Computer every 3 months. Most recently, SIGMA LINK was updated on October 20, 2026 and Bike Tracker  Cycling Computer on October 27, 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.*