# EPD Tool vs InkIot

EPD Tool and InkIot are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EPD Tool ships an update every 2 months, InkIot every 3 months. The most recent releases landed on October 5, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | EPD Tool | InkIot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 25 MB | 16 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chia Cheng Huang](https://appshunter.io/developer/1728165714) | [PTseeing IoT Technology Co.,Ltd](https://appshunter.io/developer/1773719576) |

## What reviewers say

### EPD Tool

[App page](https://appshunter.io/ios/app/epd-tool/id6476978119)

**Features:** macOS Compatibility

**In-app purchases:** none


### InkIot

[App page](https://appshunter.io/ios/app/inkiot/id6748938129)

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

**In-app purchases:** none


## Frequently asked questions

### Is EPD Tool free?

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

### Is InkIot free?

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

### Do EPD Tool or InkIot have ads?

Neither EPD Tool nor InkIot shows ads.

### Which is updated more often, EPD Tool or InkIot?

EPD Tool ships an update every 2 months, and InkIot every 3 months. Most recently, EPD Tool was updated on October 5, 2026 and InkIot on September 24, 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.*