If you are a Sketch Engine user, you may wish to refer to the User guide.

Trial access

Is the free trial really free?

Yes, no credit card or payment information is required to register for the free trial of Sketch Engine.

What functionality does the free trial include?

You will have access to the complete functionality (concordance, word sketch, thesaurus, keyword lists, word list, n-grams etc.) of Sketch Engine and also access to 100 ready-made corpora in more than 75 languages.

Can I create my own corpus during the trial?

Yes, you will have access to the  Corpus Architect  and you will be able to create user corpora by having  WebBootCaT  tool download relevant texts from the internet for you or by uploading your own documents.

If I decide to get a paid subscription after the trial, will my own user corpora be lost?

No, they will be carried over to your paid subscription access.

Can I try Sketch engine without registration?

Yes, we have an open version of Sketch Engine. However, it only contains 3 corpora in one language only: English. To access the open version, go to https://app.sketchengine.eu/#open and click on a corpus of your choice.

Languages and corpora

How big are the corpora?

The size of the preloaded corpora varies, the biggest corpora have up to 30 billion words. See the up-to-date list with details.

Which languages do you support?

Sketch Engine currently contains corpora in more than 90 languages. For a complete list, click here.

Can I upload my own files to create a new corpus?

Yes, you can. Here is how.

Do you plan on expanding the list of languages?

Yes, we are constantly looking for ways of bringing more corpora and more languages in. Please follow us on Facebook, Twitter or sign up for our newsletter to get notified about new features, languages or corpora.

Can I upload files in a language that Sketch Engine does not currently support?

Yes, you will be able to search the corpus and, generate wordlists or collocations but some more advanaced features will not be available. Please refer to the User Manual.

Data privacy and security

Will data I upload stay private?

The corpus storage in Sketch Engine works in a similar way to Google Drive or similar online services. You can only upload data to your own personal space. Only you can access the data. You can, however, decide to grant access to individually selected users. An explicit action has to be take on our part for this to happen. There is no way to share the data with all users or to make them openly available on the internet.

How secure are my data?

Your data will be stored on hardware owned by Lexical Computing s.r.o., the company behind Sketch Engine. The hardware is located in the Czech Republic in a secure data centre with the highest degree of security. Only authorised employees have access to the hardware.

Do you collect any data about myself?

Please refer to our this document or contact us with any questions you might have about this topic.

Types of subscription

I am not sure which subscription is right for me.

Academic subscriptions are only for individuals or institutions whose activity is non-commercial and they are not affiliated with a company.

Non-academic subscriptions are for individuals, institutions or companies who will use Sketch Engine to carry out commercial activities

  • freelancing translators, terminologists, copywriters who do not have a long-term affiliation with a company are entitled to an individual non-academic subscription
  • lexicographers and companies will need a multiuser non-academic subscription

But please do get in touch with us if you are not sure.

Can I switch my individual subscription renewal cycle?

Yes, you can switch between monthly, 3-monthly and yearly subscription. The cycle will change after your current subscription expires. Please contact us.

What is Teacher + Students subscription?

The Teacher + Students subscription allows teachers to request access to Sketch Engine for their students at a discounted price. Terms and conditions apply. Please see our pricelist.

Ordering and payment

How can I pay for Sketch Engine subscription?

Individual academic subscription can be paid by card online or by bank transfer.

Other subscriptions can only be paid by bank transfer. You will be invoiced. Please email us at inquiries@sketchengine.co.uk and include the following information:

  • name of the subscription
  • number of users
  • full invoicing details – name of the individual or institution, full address, VAT ID (if applicable)

Please refer to the price list for the types of subscription available.

Can you send an invoice?

Yes, please contact us at inquiries@sketchengine.co.uk

When will my subscription become active?

Immediately when paying by credit card online or after we receive your payment when paying by bank transfer.


Do I have to install something?

No, Sketch Engine is an online service delivered via standard browsers.

What are the minimal technical requirements?

There are none. As long as you can access the internet via an internet browser, you should be fine.

Can I have my own installation of Sketch Engine?

We only offer this option to large institutions or publishing houses in case hosting their corpora on our servers is not possible for legal reasons. Bear in mind that the installation involves terabytes of data.