# ToolChain Work vs Digicard Key

The clearest difference is ads: ToolChain Work at none against Digicard Key's shown. ToolChain Work also leads on update cadence (every 6 weeks vs every 4 months) and iOS requirement (13.0 vs 15.1). On price, 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.

ToolChain Work ships an update every 6 weeks, Digicard Key every 4 months. The most recent releases landed on May 19, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | ToolChain Work | Digicard Key |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/digicard-key/id1610779653/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | — | Ad-supported |
| Size | 32 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shanghai NanoJClean Technology Co., Ltd.](https://appshunter.io/developer/1306451321) | [Digicard Key LLC](https://appshunter.io/developer/1610779655) |

## What reviewers say

### ToolChain Work

[App page](https://appshunter.io/ios/app/toolchain-work/id1569298323)

**Features:** macOS Compatibility

**In-app purchases:** none


### Digicard Key

[App page](https://appshunter.io/ios/app/digicard-key/id1610779653)

Verify the authenticity of tagged items by scanning NFC tags. Access detailed information, origin, and ownership history stored on a blockchain. Claim ownership of items and ensure their provenance.

**Highlights:** Scan NFC tags, Verify item authenticity, View item information and history, Claim item ownership, Blockchain-recorded data, Supply chain verification

**In-app purchases:** none


## Frequently asked questions

### Is ToolChain Work free?

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

### Is Digicard Key free?

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

### Do ToolChain Work or Digicard Key have ads?

Digicard Key shows ads; ToolChain Work does not.

### Which is updated more often, ToolChain Work or Digicard Key?

ToolChain Work ships an update every 6 weeks, and Digicard Key every 4 months. Most recently, ToolChain Work was updated on May 19, 2026 and Digicard Key on September 11, 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.*