# iMF4.0 vs Digital scale

The clearest difference is in-app purchases: iMF4.0 at none against Digital scale's 4. Digital scale's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Digital scale sells 4 in-app purchases, starting at $3.99 per 7 days. iMF4.0 asks for nothing beyond the download.

iMF4.0 ships an update every 5 weeks, Digital scale fortnightly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | iMF4.0 | Digital scale |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (76 ratings)](https://appshunter.io/ios/app/digital-scale-grams-and-weights/id6749748104/reviews)** |
| Number of ratings | — | **76** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 53 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Guangdong Node Link Technology Co., Ltd.](https://appshunter.io/developer/1774680734) | [Steve Noel](https://appshunter.io/developer/1788703593) |

## What reviewers say

### iMF4.0

[App page](https://appshunter.io/ios/app/imf40/id6738469777)

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

**In-app purchases:** none


### Digital scale

[App page](https://appshunter.io/ios/app/digital-scale-grams-and-weights/id6749748104)

Transform your iPhone into a digital scale using AI. Estimate the weight of objects by taking a photo or uploading an image, with results available in grams, pounds, or kilograms. Track your measurements and use the AI-powered algorithm for accurate estimations.

**Highlights:** Estimate weight from photos, Supports grams, pounds, and kilograms, AI-powered weight estimation, History tracking of measurements, Simple and easy-to-use interface

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Weekly) $3.99 | $3.99 | per 7 days |
| Pro (Weekly) (1 Week) $3.99 | $3.99 | per 7 days |
| Pro (Weekly) $4.99 | $4.99 | per 7 days |
| Pro (Annual) (1 Year) $24.99 | $24.99 | per year |


## Frequently asked questions

### Is iMF4.0 free?

iMF4.0 is free to download, with no in-app purchases.

### Is Digital scale free?

Digital scale is free to download, with in-app purchases available.

### Do iMF4.0 or Digital scale have ads?

Neither iMF4.0 nor Digital scale shows ads.

### Which is updated more often, iMF4.0 or Digital scale?

iMF4.0 ships an update every 5 weeks, and Digital scale fortnightly. Most recently, iMF4.0 was updated on November 4, 2026 and Digital scale on November 5, 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.*