Certification & Online Trace Collection · service active
WACZ · ISO 28500/ eIDAS timestamping/ Client area
C.E.R.T.O.
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C.E.R.T.O. / Pricing

You pay for the evidence you produce. Nothing else.

No monthly subscription, no recurring fee, no expiry. You buy packs of slots and spend them whenever you need them: 1 slot for a single item (a file, an image, a screenshot, a recording), 2 for a session (a website, a mailbox, a server, a cloud, a chat). The qualified eIDAS InfoCert seal is included in every bundle.

What a "slot" is

A slot is the unit used to pay for an acquisition: you capture a piece of content (a web page, a chat, an email…) and get an evidence bundle — a sealed package holding the content, its digital fingerprint (a code that changes if even a single bit is altered, so any tampering becomes obvious) and the timestamps that attest its date, the most important of them eIDAS-qualified. Each type of acquisition costs 1 or 2 slots, always fixed: see the table below.

Slots never expire

Buy whenever you want, use whenever you need. Slots stay on your account until you spend them: no subscription to renew, no budget that resets at month end. Ideal for those who only capture evidence when a case comes up.

Storage included

Bundles transmitted to the server are kept for 5 years with public verification: anyone (a judge, the opposing expert) can independently re-check their integrity, at no extra cost. The exceptions are Deep Web (Tor) acquisitions and screen recordings, whose content is by design not stored on the server, and web packages over 500 MB, which are not transmitted: in those cases the bundle stays on the computer of whoever acquired it, while fingerprints and reports remain available in the client area.

Cost per module

How many slots each acquisition costs.

Two tiers only, 1 or 2 slots. The cost never depends on size, number of files, messages or duration.

New in 3.3.3. Every bundle carries the qualified eIDAS InfoCert seal, included. WhatsApp, Telegram, FTP and cloud drop from 5 to 2 slots; email is no longer charged per message: 2 slots per acquisition, whatever the number of messages.

Type of acquisition Slots
1 slot — a single item
Remote file any size 1 per file
Image per image 1
Desktop screenshot per screenshot 1
Screen recording any duration 1
2 slots — a session
Web pages and social media even several pages in one session 2
Deep Web (Tor) .onion services 2
Email / PEC any number of messages 2
FTP / FTPS / SFTP any number and size of files 2
Cloud Google Drive, Dropbox, OneDrive 2
WhatsApp any number of chats, messages and media 2
Telegram any number of chats, messages and media 2
Not acquisitions
Comparison of acquisitions works on two bundles you already have free
OSINT four of the nine checks are free 1 per query · 3 with qualified timestamp

Every bundle includes the qualified eIDAS InfoCert seal: it is the timestamp on the manifest that closes the package, and it costs no extra slots. The other two timestamps in the bundle still come from public timestamping authorities (Sectigo, DigiCert, GlobalSign). If InfoCert does not respond, the seal is applied by a public TSA and the bundle declares it. With 2 slots on your balance you can use any module; with only 1, the 1-slot modules. Prices apply from C.E.R.T.O. 3.3.3; earlier versions apply the previous price list: update the program.

Price list

The more slots you buy, the less each one costs.

Every pack unlocks the same 11 acquisition modules and the same legal guarantees. Only the per-slot price changes.

Prices exclude VAT. Slots are shared between the C.E.R.T.O. desktop app and the LOCUS mobile app on the same account. For needs above 1,000 slots or firm/company billing, get in touch.

Pricing questions

Clear, no surprises.

Do I pay every month?

No. C.E.R.T.O. has no subscriptions. You pay once for a pack of slots and use it without an expiry date.

Does trying the app cost anything?

Registration and download are free. You install the app, explore the 11 modules, and pay only when you produce your first evidence bundle.

Does a larger bundle cost more?

No. The cost in slots depends on the type of acquisition, never on the size of the content: a web page costs 2 slots regardless of its size, a WhatsApp acquisition 2, whether the chat has ten messages or ten thousand, a mailbox 2 whatever the number of messages, a screen recording 1 whatever its length. The price is predictable up front.

What can I do with the 2 welcome slots?

A complete test of any module: a web acquisition, a mailbox, a WhatsApp or Telegram chat, an FTP server, a cloud, or two 1-slot acquisitions (files, images, screenshots, screen recordings). The slots are credited when you confirm your email.

Does the InfoCert seal cost extra?

No. From version 3.3.3 every bundle is closed by a seal carrying a qualified eIDAS InfoCert timestamp, included in the cost of the acquisition. The other two timestamps in the bundle still come from public timestamping authorities. If InfoCert does not respond, the seal is applied by a public TSA and the bundle declares it.

I use an earlier version of C.E.R.T.O.: which prices apply?

The prices on this page apply from C.E.R.T.O. 3.3.3; earlier versions apply the previous price list: update the program.

Do I need a VAT number to buy?

No. Both VAT-registered professionals and private individuals can buy. The invoice is issued using the details you enter.

Ready to start

Register for free, pay only when you capture.

Create your account, download C.E.R.T.O. and grab slots only when a case comes up.