# i vs Just Scale kitchen scale

The clearest difference is review sentiment: i at 50% against Just Scale kitchen scale's 7%. i also leads on rating (2.4 vs 1.8) and monetization model (free vs ad-supported). Just Scale kitchen scale's advantage is update cadence (every 3 days vs every 14 months) and ratings volume (70 vs 14). 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.

i holds the better App Store score, 2.4 against 1.8. That said, the two scores are not equally well evidenced: Just Scale kitchen scale has 70 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 50% of i's written reviews are positive against 7% of Just Scale kitchen scale's.

i ships an update every 14 months, Just Scale kitchen scale every 3 days. The most recent releases landed on June 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | i | Just Scale kitchen scale |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (14 ratings)](https://appshunter.io/ios/app/i-scale/id926099803/reviews)** | [1.8 (70 ratings)](https://appshunter.io/ios/app/just-scale-kitchen-scale/id1530622023/reviews) |
| Number of ratings | 14 | **70** |
| Positive reviews | **50.0% of reviews** | 7.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 days** |
| Monetization | **Free** | Ad-supported |
| Size | 5 MB | 58 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Qingying Electronic Technology LLC](https://appshunter.io/developer/926099802) | [ReFleX Wireless Inc.](https://appshunter.io/developer/666581212) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-scale/id926099803)

Transform your microscope into a digital one using your phone and a special adapter. Capture images with embedded scale bars and annotations, then easily share them with others.

**Highlights:** Capture digital micrographs, Support magnification up to 5 objectives, Scale-bar embedding and calibration, Stamp remarks, date/time, magnification, Direct email and message sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### Just Scale kitchen scale

[App page](https://appshunter.io/ios/app/just-scale-kitchen-scale/id1530622023)

Transform your smartphone into an expanded display for your smart kitchen scale. Effortlessly convert between numerous weighing units like kg, oz, lb, and ml, and even convert weight to length for yarn measurement. Supports Siri Shortcuts for convenient control.

**Highlights:** Smartphone as scale display, Unit conversions (kg, oz, lb, ml, cups), Weight to length conversion, Yarn scale functionality, Siri Shortcuts integration

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

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is Just Scale kitchen scale free?

Just Scale kitchen scale is free to download, with no in-app purchases.

### Which has better reviews, i or Just Scale kitchen scale?

i is rated higher. i averages 2.4 out of 5 from 14 ratings, while Just Scale kitchen scale averages 1.8 from 70 ratings.

### Do i or Just Scale kitchen scale have ads?

Neither i nor Just Scale kitchen scale shows ads.

### Which is updated more often, i or Just Scale kitchen scale?

i ships an update every 14 months, and Just Scale kitchen scale every 3 days. Most recently, i was updated on June 1, 2026 and Just Scale kitchen scale on September 14, 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.*