Comparison

InPost vs Royal Mail

InPost and Royal Mail both land on Depends.

InPost

Depends

Confidence: Medium

Buy if you are an individual or marketplace seller who wants cheap 24/7 locker shipping and can tolerate occasional failures.

Depends

Confidence: Medium

Royal Mail is the sensible default for UK domestic letters and low-volume parcels, especially via Click & Drop.

InPost versus Royal Mail
Compare	InPost	Royal Mail
Verdict	Depends	Depends
Best for	Vinted and marketplace sellers	UK small businesses shipping letters and domestic parcels
Who it's not for	Merchants needing guaranteed delivery SLAs	Anyone needing guaranteed international delivery windows
Privacy	No breach of InPost's core service found in sources; known CVEs affect its WordPress/WooCommerce merchant plugins and InPost UK warns of fraudulent accounts.^⁹	2023 LockBit ransomware attack disrupted services; brand heavily spoofed in phishing; no newer breach findings in reviewed sources.
Support quality	Complaints reportedly go unanswered; small-claims frustration	Reddit rants about slow, unhelpful complaint handling
Public sentiment	Users split sharply: many praise cheap, easy locker drop-off, while a vocal minority report lost parcels, ignored complaints, and quit the service.^¹	Opinions split sharply: some App Store users praise the service, while many Reddit and Trustpilot posters report unreliability and frustrating support.¹²
Biggest gotcha	Complaints unresolved enough that users pursued small-claims court¹⁰	Never pay 'redelivery fees' via links . Royal Mail itself warns these are scams.