# xScale vs Gravity Link

The clearest difference is update cadence: Gravity Link at every 6 weeks against xScale's every 3 months. xScale's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

xScale ships an update every 3 months, Gravity Link every 6 weeks. The most recent releases landed on June 4, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | xScale | Gravity Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/xscale/id6477849456/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 76 MB | 140 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [4D Mobile](https://appshunter.io/developer/1704596166) | [Gravity Measurement, INC.](https://appshunter.io/developer/1767967937) |

## What reviewers say

### xScale

[App page](https://appshunter.io/ios/app/xscale/id6477849456)

This app enhances the functionality of a portable digital scale, allowing users to connect via Bluetooth for real-time weight measurements. It supports multiple units and offers an intuitive interface for easy operation and calibration.

**Highlights:** Real-time weight display via Bluetooth, Support for kilograms and pounds, Smart device discovery and connection, User-friendly interface, In-app calibration wizard, Unmatched portability

**In-app purchases:** none


### Gravity Link

[App page](https://appshunter.io/ios/app/gravity-link/id6741185878)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is xScale free?

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

### Is Gravity Link free?

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

### Do xScale or Gravity Link have ads?

Neither xScale nor Gravity Link shows ads.

### Which is updated more often, xScale or Gravity Link?

xScale ships an update every 3 months, and Gravity Link every 6 weeks. Most recently, xScale was updated on June 4, 2026 and Gravity Link on September 6, 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.*