# E Ink BT Solution vs InkCase

The clearest difference is update cadence: InkCase at every 2 months against E Ink BT Solution's every 9 months. 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, InkCase every 2 months. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | E Ink BT Solution | InkCase |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (9 ratings)](https://appshunter.io/ios/app/inkcase-diy-phone-case/id6502974185/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 44.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 1 MB | 139 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [E Ink Holdings Inc.](https://appshunter.io/developer/791464815) | [Shenzhen Wiwood Technology .,Ltd](https://appshunter.io/developer/1657906548) |

## 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


### InkCase

[App page](https://appshunter.io/ios/app/inkcase-diy-phone-case/id6502974185)

This app allows you to customize the e-ink screen of your phone case with your own text and images. Choose from pre-made themes or create unique designs, and even display QR codes for easy access.

**Highlights:** DIY wallpaper customization, Add custom text and images, Pre-made theme wallpapers, Display QR codes, Image quality enhancement

**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 InkCase free?

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

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

Neither E Ink BT Solution nor InkCase shows ads.

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

E Ink BT Solution ships an update every 9 months, and InkCase every 2 months. Most recently, E Ink BT Solution was updated on September 24, 2026 and InkCase on October 8, 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.*