Exhibit A

JOINT FILING AGREEMENT

The undersigned agree that this Schedule 13G Amendment No. 3 dated August 14, 2025 relating to the Class A ordinary shares, par value US$0.001 per share, of AtRenew Inc. shall be filed on behalf of the undersigned.

TIGER GLOBAL PRIVATE INVESTMENT PARTNERS X, L.P.

By: Tiger Global PIP Performance X, L.P.

Its General Partner

By: Tiger Global PIP Management X, Ltd.

Its General Partner

By: /s/ Eric Lane*

Name: Eric Lane

Title:   President & Chief Operating Officer

TIGER GLOBAL PIP PERFORMANCE X, L.P.

By: Tiger Global PIP Management X, Ltd.

Its General Partner

By: /s/ Eric Lane*

Name: Eric Lane

Title:   President & Chief Operating Officer

TIGER GLOBAL PIP MANAGEMENT X, LTD.

By: /s/ Eric Lane*

Name: Eric Lane

Title:   President & Chief Operating Officer

TIGER GLOBAL MANAGEMENT, LLC

By: /s/ Eric Lane*

Name: Eric Lane

Title:   President & Chief Operating Officer

CHARLES P. COLEMAN III

By: /s/ Charles P. Coleman III