# E Ink BT Solution vs InkZone

The clearest difference is update cadence: InkZone at monthly against E Ink BT Solution's every 9 months. E Ink BT Solution's advantage is iOS requirement (13.0 vs 15.6). 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.

E Ink BT Solution ships an update every 9 months, InkZone monthly. The most recent releases landed on September 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | E Ink BT Solution | InkZone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (24 ratings)](https://appshunter.io/ios/app/inkzone/id1645849149/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 23.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | — | Free |
| Size | 1 MB | 39 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [E Ink Holdings Inc.](https://appshunter.io/developer/791464815) | [Shenzhen Hanhonda Electronic Technology.Co.,ltd](https://appshunter.io/developer/1645849151) |

## What reviewers say

### E Ink BT Solution

[App page](https://appshunter.io/ios/app/e-ink-bt-solution/id1474945368)

**Features:** macOS Compatibility

**In-app purchases:** none


### InkZone

[App page](https://appshunter.io/ios/app/inkzone/id1645849149)

This app allows you to customize the display on a special phone case. Choose from a variety of themes or create your own unique designs, including text, images, and QR codes.

**Highlights:** Control phone case screen content, Display favorite photos or text, Personalize themes, DIY theme creation, Display QR codes and business cards

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E Ink BT Solution free?

E Ink BT Solution is free to download, with no in-app purchases.

### Is InkZone free?

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

### Do E Ink BT Solution or InkZone have ads?

Neither E Ink BT Solution nor InkZone shows ads.

### Which is updated more often, E Ink BT Solution or InkZone?

E Ink BT Solution ships an update every 9 months, and InkZone monthly. Most recently, E Ink BT Solution was updated on September 24, 2026 and InkZone on October 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.*