Ido, in one paragraph
Ido is a 1907 reform of Esperanto, not another EsperantoGo. Some roots and endings differ. If you want the living speaker community, start with Esperanto. Ido has its own small literature and clubs.
Esperanto courses compared
Pick the tool that matches how you study. This site is a static course you can finish without an account. It is not a replacement for a living classroom or a streak app.
| Feature | EsperantoGo | Duolingo | Lernu.net |
|---|---|---|---|
| Format | 24 static lessons, grammar pages, English–Esperanto dictionary. No account. | Mobile and web app with short drills and streaks. | Community site with a course, forums, and extra materials. |
| Cost | Free. No ads on the lessons. | Free tier with ads; paid Super removes them. | Free community course. |
| Best for | Reading grammar in one place and finishing a short, account-free path. | Daily minutes and a game-like habit. | Forums and a longer community course. |