KayWallet vs ToolChain Work
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KayWallet
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Reclaim control over your identity and personal information with KayWallet. What does KayTrust Wallet offer? - Create descentralized digital identities on your device. Only you have the keys! - Log on securely on websites. No SMS codes, no passwords to forget. - Manage and share your verifiable credentials, straight from your device. You decide 100% which documents you need to keep around and share with the people or organizations of your choice. "Kay" is the Quechuan word for the essence of things and people. KayWallet is compatible with latest W3C Verifiable Credentials and Decentralized Identity open standards, as well as EBSI network in Europe. Its security can optionally be strengthened by using an interoperable distributed ledger, to make things immutable and impossible to falsify.
ToolChain Work
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ToolChain Work is a mobile application on VeChain ToolChainTM platform for users. The chip or QR code purchased on the VeChain ToolChainTM platform is the only code recorded on the VeChain blockchain. The chips are used for anti-counterfeiting. You can use ToolChain Work to scan the product's QR codes or built-in chips.
Screenshots
Verdict
The clearest difference is iOS requirement: ToolChain Work at 13.0 against KayWallet's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KayWallet ships an update every 5 weeks, ToolChain Work every 6 weeks. The most recent releases landed on September 16, 2026 and September 11, 2026 respectively.
| Parameter | KayWallet | ToolChain Work |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 51 MB | 32 MB |
| Age rating | 4+ | 17+ |
| Developer | NTT DATA Peru SAC | Shanghai NanoJClean Technology Co., Ltd. |
In-app purchases
KayWallet
No in-app purchases
ToolChain Work
No in-app purchases
