How to certify a WhatsApp chat with legal value
The ways to certify a WhatsApp chat
A chat recorded with TrueScreen while you scroll it is certified at the moment of capture. An exported chat or a screenshot you already have is certified only as a file.
- Method 1Recommended
On your phone
Record the screen while you show the contact and scroll the chat. A temporary code ties the recording to the certification.
App for iOS and AndroidRecord the chat - Method 2
On your computer
Open WhatsApp Web in the Forensic Browser and record the whole conversation, with audio.
Forensic BrowserRecord from the computer - Method 3
An exported chat or a screenshot
Certified as a file: content and certified date are fixed from the upload. It does not certify how the chat was captured.
App and PortalCertify an existing file
How do you certify a WhatsApp chat on your phone?
You record the screen while you show the contact and scroll the conversation. A temporary code ties the video to the certification.
How to certify a WhatsApp chat on your phoneVideo tutorial · 2:14
How to certify a WhatsApp chat on your phoneVideo tutorial · 2:14
How to certify a WhatsApp chat on your phoneVideo tutorial · 2:14
How to certify a WhatsApp chat on your phoneVideo tutorial · 2:14
How to certify a WhatsApp chat on your phoneVideo tutorial · 2:14
How to certify a WhatsApp chat on your phoneVideo tutorial · 2:14- 1
Download the app
Free to download on the App Store and Google Play. Requires iOS 18.2 or Android 8.0 or later.
- 2
Open the WhatsApp flow
On the Home tab tap “Search”, type “WhatsApp” and open “Certified acquisition of a WhatsApp chat”.
- 3
Start the recording
Under “Screen recording” tap “Start recording” and confirm the phone request.
- 4
Show the contact and scroll
In WhatsApp tap the contact name to show the number, then scroll slowly from the first message to the last.
- 5
Stop and confirm
Go back to TrueScreen and tap “Stop recording”, then confirm and send.
TrueScreenHow do you certify a WhatsApp chat on your computer?
You open WhatsApp Web in the Forensic Browser and record the conversation as you scroll. It also captures the network traffic and the files attached to the chat.
How to certify a WhatsApp chat on your computerVideo tutorial · 1:50
How to certify a WhatsApp chat on your computerVideo tutorial · 1:50
How to certify a WhatsApp chat on your computerVideo tutorial · 1:50
How to certify a WhatsApp chat on your computerVideo tutorial · 1:50
How to certify a WhatsApp chat on your computerVideo tutorial · 1:50
How to certify a WhatsApp chat on your computerVideo tutorial · 1:50With the Forensic Browser, step by step
Click “Start web session” and choose “Full recording”. Open WhatsApp Web, link your phone, show the contact and scroll the chat.
When you are done, click “End session” and certify.
How do you certify an exported chat or a screenshot?
You certify them as files, from the app or from the Portal: content and certified date are fixed from the upload. This does not certify how the chat was captured: for that, record it with TrueScreen.
From the app
Under “Certify now” tap “File”, then “Import file” and choose the exported chat or the screenshot. Tap “Confirm and send”.
From the Portal
Under “Fast certifications” click “File”, drag the files into the window and click “Confirm”.
What a certified WhatsApp chat contains
PDF report
The screen recording with the contact and the messages you showed, certified with date and time.
Electronic seal and timestamp
Qualified under the European eIDAS regulation.
SHA-256 fingerprint
If the recording changes, it shows.
Original recording
The whole recording, with the voice notes if you allow audio.
JSON data
The same data, readable by software.
Temporary code
Captured in the recording, it ties the video to the certification.
What legal value does a certified WhatsApp chat have?
A WhatsApp chat certified with TrueScreen carries full legal and evidentiary value, worldwide.
Forensic acquisition
The capture follows the international ISO/IEC 27037 standard for digital evidence.
Qualified electronic seal and timestamp
They fix the content and the date under the European eIDAS regulation.
Verifiable integrity
Any change to the capture or the report, however small, is detected.
Questions about certified WhatsApp chats
Is a WhatsApp chat valid as evidence?
A screenshot taken without TrueScreen is an editable file that does not prove where and when it was taken. A chat recorded with TrueScreen is certified at the moment of capture, with a qualified electronic seal and timestamp.
Are voice notes certified?
Yes, if you play them during the recording with audio allowed: on iPhone turn off silent mode, on Android allow audio recording.
Can I certify a WhatsApp video call?
Yes, from your computer: place the call from WhatsApp Web inside the Forensic Browser.
Can I add the exported chat?
Yes, you can certify the exported chat file as a file: content and certified date are fixed from the moment of certification. To certify the conversation itself, record it with the TrueScreen app.
Does it work for Telegram, iMessage or other chats?
Yes. On the phone, record the screen with the app while you scroll. Chats open on the web go through the Forensic Browser; iMessage on a Mac through the Portal screen recording.
How much does it cost?
The cost depends on the type of capture and is shown before you confirm. When you sign up you get 2 free credits.
How can the recipient verify the chat?
With the ZIP package and the TrueScreen verification page: the check runs in the browser and nothing is uploaded.
Certify your first chat
Sign up and get 2 free credits.
