COMPLETELY FREE WHERE MARKED FREE

Free DIY Complaint Pack Builders

Prepare and submit your own consumer complaint with confidence. Our free self-service builders help you create professional complaint letters, organise your evidence and generate a complete complaint pack ready to send. Whether you're seeking a refund, compensation, reimbursement or another fair outcome, every builder is completely free to use.

Evidence FirstWe help you gather and organise the documents that actually matter.
Free FirstStart with our practical DIY tools at no cost.
No PressureOnly move to paid support if it genuinely makes sense.
Human SupportSpeak to real people who understand consumer disputes.
Prefer to speak to someone?
Speak to one of our intake consultants before choosing the right route. Please save our number as Quaerens before requesting a call back, so you will recognise our calls. In the UK, save it as 020 8050 0725. Outside the UK, save it as +44 20 8050 0725.

Choose the right route

Free tools support areas

Select the issue that best matches your situation. Each card takes you to the dedicated page or free tool for that specific route.

Flight Delay

Flight Delay Compensation

DIY FREE

Check your delay and prepare a letter for compensation.

Start Free Tool
Car Finance Complaint Pack Builder

Car Finance Complaint Pack

DIY FREE

Create a complaint letter, evidence checklist and pack for PCP, HP or vehicle finance issues.

Start Free Tool
Holiday Refund

Holiday Refund Check

DIY FREE

Build a clearer refund request for cancelled or disrupted trips.

Start Free Tool
Train Delay

Train Delay Claim

DIY FREE

Check delay rights and prepare the right complaint route.

Start Free Tool
Parking Appeal

Parking Fine Appeal

DIY FREE

Create a structured PCN appeal with evidence prompts.

Start Free Tool
Lost Luggage

Lost Luggage Claim

DIY FREE

Set out lost, delayed or damaged baggage clearly.

Start Free Tool
Gym Cancellation

Gym Cancellation Letter

DIY FREE

Challenge unfair renewals or unused membership fees.

Start Free Tool
Energy Switch

Energy Switch Complaint

DIY FREE

Generate a supplier letter for billing or switch issues.

Start Free Tool
Energy Billing Complaint Pack

Energy Billing Complaint

DIY FREE

Organise disputed bills, readings, payments, credit and back-billing.

Start Free Tool
App and In-App Purchase Refund Complaint Pack

App & In-App Purchase Refund

DIY FREE

Organise app purchases, digital content, authorisation, platform decisions and refund evidence.

Start Free Tool
Buy Now Pay Later Complaint Pack

Buy Now Pay Later Complaint

DIY FREE

Organise the purchase, instalments, merchant refund, provider balance and complaint evidence.

Start Free Tool
Garage and Vehicle Repair Complaint Pack

Garage & Vehicle Repair Complaint

DIY FREE

Organise booking, diagnosis, authority, repair, invoice, vehicle condition and recurrence evidence.

Start Free Tool
General Insurance Complaint Pack

General Insurance Complaint

DIY FREE

Organise policy wording, claim evidence, insurer decisions, valuations, repairs and complaint history.

Start Free Tool
Estate and Letting Agent Complaint Pack

Estate & Letting Agent Complaint

DIY FREE

Organise fees, deposits, commission, offers, property management, rent and service evidence.

Start Free Tool
Tradesperson Complaint Pack

Tradesperson Complaint

DIY FREE

Organise workmanship, unfinished work, quotes, invoices, deposits, damage and guarantee evidence.

Start Free Tool
Online Marketplace Complaint Pack

Online Marketplace Complaint

DIY FREE

Organise seller status, listings, delivery, buyer protection, returns, refunds and platform evidence.

Start Free Tool
Refund Not Received Complaint Pack

Refund Not Received

DIY FREE

Organise refund agreements, processing references, payment traces and missing or partial credits.

Start Free Tool
Warranty Complaint Pack

Warranty & Extended Warranty

DIY FREE

Organise warranty terms, rejected claims, exclusions, failed repairs, replacements and responsibility evidence.

Start Free Tool
Wedding and Event Supplier Complaint Pack

Wedding & Event Supplier

DIY FREE

Organise contracts, deposits, supplier cancellations, missing services, charges and event-day evidence.

Start Free Tool
Timeshare Exit

Timeshare Exit Help

DIY admin fee

Access the DIY exit kit through our partner site.

View DIY Kit
Quaerens intake team on calls

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Request a call back

If you do not want to choose a page or complete a full review form yet, leave your details and our intake team can call you back.

Please save our number as Quaerens before requesting a call back, so you will recognise our calls. In the UK, save it as 020 8050 0725. Outside the UK, save it as +44 20 8050 0725.
No pressure to start a paid service Useful if your issue crosses more than one category Helps you choose the right page, tool or next step

Request a call back

Please save our number as Quaerens before requesting a call back, so you will recognise our calls. In the UK, save it as 020 8050 0725. Outside the UK, save it as +44 20 8050 0725.

We use this to contact you about your request. Sending the form does not start a paid service.