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Appofficial publisher

ChatGPT

App : A product you use directly

Generalist AI assistant: writing, data analysis, learning.

The Swiss Army knife; listed under write/translate for transcreation.

Overall score
8.0 /10
Security: one caveat, see the card
Utility
9.0
Reliability
6.0
Security
One caveat
Ease
1 click · Beginner

Security reflects where data goes, requested permissions and incidents on record at the verification date. It is not a guarantee of zero risk: check the deployment mode and the connections you enable.

What it does, concretely

ChatGPT addresses an everyday need: getting quick help with writing, analysis, or creative tasks without mastering a specialised tool. Whether drafting an email, summarising a document, translating text, or preparing a presentation, the assistant handles the request in plain language and returns an immediate response.

In practice, the user types a question or instruction into a chat window, and ChatGPT generates a reply within seconds. It can read attached files, browse the web, run Python code in a sandboxed environment, generate images, and hold voice conversations through its Advanced Voice Mode, available on all plans.

ChatGPT is aimed at individuals who want to save time on writing or learning tasks, students, professionals who work with documents, and teams looking for an assistant available on web, macOS, Windows, iOS, and Android. The free plan covers everyday use; the Plus plan (~$20/month, around €24 including VAT in France) unlocks higher usage limits and priority access to the latest models.

That said, ChatGPT is not suitable for anyone who needs absolute guarantees on factual accuracy: the model can produce plausible but incorrect answers. It is also not a substitute for a healthcare professional, lawyer, or financial adviser.

What it offers

  • ·Natural language conversation: ask questions or give instructions in English (or in more than 50 languages) and receive a written response within seconds.
  • ·File reading and analysis: upload documents, spreadsheets, or images so ChatGPT can extract key information or perform calculations.
  • ·Real-time web browsing: ChatGPT can visit web pages to enrich its responses with up-to-date information.
  • ·Image generation: create visuals from a text description, directly within the chat interface.
  • ·Advanced Voice Mode: hold real-time spoken conversations in more than 50 languages, available on all plans on mobile and web.
  • ·Memory and custom instructions: ChatGPT retains your preferences and context across conversations; custom instructions apply automatically to all your chats.
  • ·Projects: group conversations, files, and specific instructions into a dedicated workspace to track a topic over time.
  • ·Python code execution in a sandboxed environment: analyse data, create charts, or automate calculations (paid plans required for intensive use).

In practice

Price
Freemium · from 23 €
Commercial use
Commercial use: yes
Available on
web, macos, windows, ios, android
FR interface
Yes

Security and data

Rating
Security: one caveat, see the card
Your data
Data with the vendor
Known incidents
Fuites de chats partagés indexés (2026).
Maintenance
Active

Links and repository checked on 25 October 2026 · added on 1 November 2022

How to install ChatGPT

1. Go to chatgpt.com or download the official OpenAI app from the App Store (iOS) or Google Play (Android). 2. Click 'Sign up' and create an account with an email address or via Google/Microsoft/Apple. 3. Confirm your email address if prompted, then sign in. 4. To upgrade to the Plus plan (~$20/month, around €24 including VAT in France), click your profile then 'Upgrade'. 5. Privacy note: go to Settings > Data Controls and turn off 'Improve the model for everyone' if you do not want your conversations used for model training.

Official documentation ↗

In the same category

Whole category Write & translate →