Revoke.cash logo

About Us

2019
Oct 2019

Revoke.cash Created

Inspired by Paul Berg's talk at Devcon 5, Rosco Kalis builds the first token approval management tool, giving users a way to revoke unlimited approvals.

2021
Jul 2021

NFT Approval Support

As NFTs rise in popularity, many users are giving approvals to marketplaces like OpenSea. Revoke.cash becomes the first tool to support revoking NFT approvals, expanding beyond ERC20 tokens.

2022
Jun 2022

Multichain Expansion

The EVM ecosystem is growing rapidly, and Revoke.cash expands beyond Ethereum to support dozens of EVM-compatible networks.

Aug 2022

Browser Extension Launch

The crypto ecosystem sees a large increase in scams and phishing attacks. Rosco releases a browser extension that warns users before signing risky approvals, providing proactive protection.

Sep 2022

Going Full-Time

After leaving his previous startup, Rosco decides to focus on Revoke.cash full-time, turning it from a side project into a mission.

2023
Jan 2023

Website Redesign

At this point, Revoke.cash has had the same visual design since 2019. To pave the way for the future, a complete visual overhaul of the Revoke.cash dashboard and website is released.

May 2023

Learn Section

While tools are an important part of security, it does not replace the need for education. A Learn Section is added to help users understand wallet security.

2024
Jan 2024

Team Growth & RetroPGF

Optimism RetroPGF provides major funding, enabling the first team expansion. In 2024, the team grows to include Dries and WiiMee as part-time team members.

Oct 2024

Batch Revoking

A much-requested feature, users can now revoke multiple approvals in a single flow with queued transactions.

2025
May 2025

Single-Transaction Batch Revoke

EIP7702 enables revoking multiple approvals in a single transaction, massively improving the user experience of batch revoking.

Sep 2025

Delegations & History Tabs

Revoke.cash expands beyond approval management with new tabs for managing delegations and viewing approval history.

2026
Mar 2026

Extension Overhaul

The threat landscape is constantly evolving, and the browser extension needs to stay ahead. Revoke.cash partners with Fairside to build a new extension with improved detection, UX and risk coverage.

Jul 2026

Revoke Premium

With a decline in public goods funding, Revoke.cash needs to find a sustainable business model. Revoke Premium is launched to generate real revenue.

Today