Holder.io

3 listings we've seen · as of 6 Oct 2026. This is the maker name shown on the store, not proof of who owns the company.

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Live ETH gas tracker: Low/Average/High gas fees in Gwei, ETH price & USD transaction fees for swaps, bridges & NFTs.

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Adds text formatting buttons for LinkedIn posts using Unicode characters

Privacy & Security

Blocks wallet drainers, crypto phishing, clipboard address swaps and seed phrase theft. Passive Web3 protection. Manifest V3.