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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.

Browse free tools Request a call back
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.
Call +44 (0)20 8050 0725 Request a callback

Useful enough to share

Free tools built for high-intent searches

These pages are designed for people searching for a practical next step, not a sales pitch. They can also be shared by consumer groups, bloggers, forums and community pages as useful starting points.

Flight delay tool

Flight delay letter route

FREE

For searches around delayed flights, airline replies and compensation letters.

Use Free Route
 Parking appeal tool

Parking appeal route

FREE

For searches around PCN appeals, parking evidence and unfair charge replies.

Use Free Route
 Gym cancellation route

Gym cancellation route

FREE

For searches around cancellation notice, direct debits and membership fee disputes.

Use Free Route
 Quaerens media resources

Media and consumer resources

SHARE

Plain-English resources for articles, community links and consumer information pages.

Open Resources

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
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

Prefer to speak to us first?

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.