Grammar and paraphrasing
Antidote: review, pricing, data and alternatives
Antidote helps people who write check and revise their texts. It corrects spelling, grammar and typography, suggests rewording, identifies stylistic repetition and provides access to dictionaries and language guides. There is no free tier; the first paid plan costs €59 per year. Access and transparency score: 50/100, #10 of 11 in its category.
| Access | 10/30 | |
|---|---|---|
| Openness | 10/30 | |
| Trust | 30/40 |
What is Antidote?
Antidote helps people who write check and revise their texts. It corrects spelling, grammar and typography, suggests rewording, identifies stylistic repetition and provides access to dictionaries and language guides.
According to its documentation, Antidote lets you:
- correct spelling, grammar and typography
- suggest rewording and shorter sentences
- identify repetition and cumbersome phrasing
- consult dictionaries and language guides
We file it under Grammar and paraphrasing, the category of tools to fix and rephrase text. The category lists 11 verified tools on this site.
The publisher is Druide informatique inc., based in Canada. The service launched in 1996, which gives it some track record.
Who is it for?
It is mostly useful to these profiles: content writers, translators, teachers, and students. The need it covers is simple to state: fix and rephrase text.
Antidote is a good candidate if:
- you also work from your phone
The best test is a concrete case from your daily work: if the tool does not beat your current method within a week, move on to an alternative.
How much does Antidote cost?
Pricing model: paid. No permanent free plan is offered.
The first paid plan costs €59 per year (Antidote+ Personnel, one language, first year; advertised renewal at EUR 48, with any applicable taxes extra), according to the pricing page, checked on October 24, 2026.
Per month, that is cheaper than the category median ($8 per month, based on tools with a published price).
To estimate what the same work would cost done directly with an AI model, use our API price calculator. Prices change often: always check the official site before subscribing.
Data and privacy
According to its privacy policy, data is processed in several regions depending on the plan.
Exporting your content: Dictionnaires personnels en texte UTF-8 ou XML. Being able to get your data back makes switching tools easier later.
Three habits apply to every AI tool:
- turn off the use of your content for training if the option exists
- use a work account separate from your personal account
- review everything the tool produces before publishing or sending it
Platforms, languages and API
Antidote runs on: web browser, Windows, macOS, and iPhone and iPad.
Interface languages are not specified.
API availability is not documented.
How we scored it
Our 50/100 score does not judge output quality: it measures what can be publicly verified about access to the tool, its openness and how far the publisher can be trusted.
| Criterion | Points | What counts |
|---|---|---|
| Access | 10/30 | free tier, published price, French interface |
| Openness | 10/30 | API, data export, open code |
| Trust | 30/40 | identified publisher, declared hosting, age, presence in reference lists |
The full calculation is explained on our method page.
Comparison with alternatives
Antidote against other tools in the grammar and paraphrasing category:
| Tool | Free | Entry price | API | Score |
|---|---|---|---|---|
| Antidote | No | €59 per year | – | 50 |
| LanguageTool | Yes | not published | Yes | 75 |
| Grammarly | Yes | $12 per month | – | 73 |
| Wordtune | Yes | $6.99 per month | Yes | 71 |
| WriteHuman | Yes | $12 per month | Yes | 68 |
| Quillbot | Yes | €8.33 per month | No | 61 |
| editGPT | Yes | $96 per year | – | 61 |
| HumanizeAI.com | Yes | $14 per month | Yes | 58 |
Verdict
Antidote publishes little verifiable information: look at the better-scored alternatives first.
Strengths
- Cheaper than its category median
- Established since 1996
- Available on many platforms
Limitations
- No free tier
Alternatives
- LanguageToolfree tier
- Grammarlyfree tier
- Wordtunefree tier
- WriteHumanfree tier
- Quillbotfree tier
- editGPTfree tier
Categories and jobs
Learn more
Frequently asked questions
Is Antidote free?
No, there is no permanent free plan. The first paid plan costs €59 per year.
Where is Antidote data stored?
According to the publisher, in several regions depending on the plan.
Does Antidote have an API?
It is not documented.
What are the alternatives to Antidote?
In the same category: LanguageTool, Grammarly, Wordtune, and WriteHuman.
Antidote or LanguageTool: which one to choose?
LanguageTool has a free tier, Antidote does not and our score is 50/100 for Antidote and 75/100 for LanguageTool. Try both on the same task before paying.
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Neutrality. No affiliate links. No vendor pays to be reviewed, rated or ranked. Reviews are directed by François Chollet, neutral and factual, and every data point is dated and sourced. How we score