Money-back guarantee

Your utility bill is probably wrong

Over 50% of all utility bills contain errors. On average, tenants pay €450 too much. Get your bill checked in 24h – for only €15.

50%+

contain errors

Ø 450€

avg. savings

24h

turnaround

How it works

3 errors

found

487€

back
Check Result
3 errors found

Cable fees not allocable

Not permitted since July 1, 2024

+156€


Admin costs included

Not allocable under BetrKV

+245€


Caretaker share too high

20% deduction for admin tasks

+86€

Estimated savings

+487€

Every second bill is wrong

Property managers make mistakes – intentionally or not. Cable fees, admin costs, wrong allocation keys: The list is long. And without expertise, you won't notice.

We've analyzed the most common errors and built a system that automatically detects them. Based on current court rulings.

50%

of all bills contain errors

450€

average savings

21 Mio

tenant households in DE

12 Mon

objection deadline

How it works

Three steps to get your money back

Upload

Upload your utility bill as PDF or photo. Takes 30 seconds.

Check

Our system analyzes all items based on current legal precedents.

Get report

You receive a detailed report with a template objection letter.

One-time price. No surprises.

Cheaper than any alternative – and faster.

Most popular

15

one-time

plus VAT · Result in 24-48h

Complete check of all items

Detailed PDF report

Template objection letter

Legal precedents cited

Deadline reminder by email

Money-back guarantee

We find no errors? You get 100% back. No risk.

Frequently asked questions

What happens if you don't find any errors?

Then you get your money back in full. No risk for you.

Is this legal advice?

No, we highlight anomalies based on public legal precedents. The final assessment is up to you or a lawyer.

How long does the check take?

Typically you receive your report within 24-48 hours.

Which bills can you check?

We check utility bills for rental apartments in Germany. Commercial or HOA bills not yet.

Do I have to object myself?

Yes, but we provide a ready-to-use template letter with all findings. You just need to send it.

How secure is my data?

Your documents are encrypted in transit and deleted after the check. GDPR compliant.

Ready to get your money back?

The check takes 24h. The objection 5 minutes. The savings: avg. €450.

© 2026 Aquilo Solutions GmbH This analysis does not constitute legal advice.