# i vs Digital Scale for Grams AI

The clearest difference is review sentiment: i at 50% against Digital Scale for Grams AI's 0%. i also leads on in-app purchases (none vs 2). Digital Scale for Grams AI's advantage is rating (3.6 vs 2.4) and update cadence (every 2 months vs every 14 months). On price, ads and device support there is nothing between them.

Both are free to download. Digital Scale for Grams AI sells 2 in-app purchases, starting at $2.99 per 7 days. i asks for nothing beyond the download.

Digital Scale for Grams AI holds the better App Store score, 3.6 against 2.4. That said, the two scores are not equally well evidenced: Digital Scale for Grams AI has 104 ratings behind it against 14, so its average is the more settled of the two. Written reviews complicate that: 50% of i's written reviews are positive against 0% of Digital Scale for Grams AI's, so the app with the better star average is not the one people write more warmly about.

i ships an update every 14 months, Digital Scale for Grams AI every 2 months. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | i | Digital Scale for Grams AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (14 ratings)](https://appshunter.io/ios/app/i-scale/id926099803/reviews) | **[3.6 (104 ratings)](https://appshunter.io/ios/app/digital-scale-for-grams-ai/id6462845919/reviews)** |
| Number of ratings | 14 | **104** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 22 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Qingying Electronic Technology LLC](https://appshunter.io/developer/926099802) | [Patel Nishaben](https://appshunter.io/developer/1131974122) |

## 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


### Digital Scale for Grams AI

[App page](https://appshunter.io/ios/app/digital-scale-for-grams-ai/id6462845919)

Estimate the weight of objects in grams using your phone's camera and AI technology. This app functions as a digital scale, offering quick measurements for everyday use, cooking, or educational purposes without needing a physical scale.

**Highlights:** Estimate weight in grams with AI camera, Digital and weighing scale alternative, Kitchen scale or pocket scale functionality, Simple, user-friendly interface, Smart AI scale technology for fast results, Fun and practical for daily use

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weight Scale Premium | $2.99 | per 7 days |
| Weight Scale Premium | $39.99 | per year |


## Frequently asked questions

### Is i free?

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

### Is Digital Scale for Grams AI free?

Digital Scale for Grams AI is free to download, with in-app purchases available.

### Which has better reviews, i or Digital Scale for Grams AI?

Digital Scale for Grams AI is rated higher. i averages 2.4 out of 5 from 14 ratings, while Digital Scale for Grams AI averages 3.6 from 104 ratings.

### Do i or Digital Scale for Grams AI have ads?

Neither i nor Digital Scale for Grams AI shows ads.

### Which is updated more often, i or Digital Scale for Grams AI?

i ships an update every 14 months, and Digital Scale for Grams AI every 2 months. Most recently, i was updated on November 1, 2026 and Digital Scale for Grams AI on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*