kitio.aiDuolingo vs Stimuler
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Duolingo starts at $12.99/mo and Stimuler starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Bite-sized lessons
- Streaks and leagues
- AI Video Call
- Explain My Answer
- Maths and music courses
- AI speaking coach
- Pronunciation and fluency reports
- Impromptu speaking practice
- Scenario role-plays
- Daily personalized tests
- Mock practice
| Feature | Duolingo | Stimuler |
|---|---|---|
| Best for | Gamified language app with AI conversation practice on its Max plan | AI English speaking coach with feedback on every answer |
| Category | Education | Education |
| Pricing model | Freemium | Freemium |
| Starting price | $12.99/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | Duolingo | Stimuler |
| Based in | United States | India |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Duolingo starts at $12.99/mo and Stimuler starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- All language courses
- Ads and limited hearts
Super
$12.99/mo
- No ads
- Unlimited hearts
- Personalized practice
Max
$29.99/mo
- Everything in Super
- AI-powered explanations
- Video Call and roleplay practice
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Duolingo
- Free plan covers full courses
- Motivating game mechanics
- Huge choice of languages
- Limited speaking practice without Max
- Hard to reach advanced fluency alone
Stimuler
- Focuses on speaking, not just reading
- Detailed feedback after each session
- Short daily practice routine
- English only
- Pricing not listed on the website
- Mostly mobile-based
Which one should you choose?
Choose Duolingo if you want:
- Free plan covers full courses
- Motivating game mechanics
- Huge choice of languages
Watch out: limited speaking practice without max.
Choose Stimuler if you want:
- Focuses on speaking, not just reading
- Detailed feedback after each session
- Short daily practice routine
Watch out: english only.
Duolingo vs Stimuler FAQ
What is the difference between Duolingo and Stimuler?
Duolingo: Gamified language app with AI conversation practice on its Max plan. Stimuler: AI English speaking coach with feedback on every answer. Both are education tools.
Is Duolingo or Stimuler cheaper?
Duolingo starts at $12.99/mo and Stimuler starts at See pricing page. Check both pricing pages for current plans.
Do Duolingo and Stimuler have free plans?
Duolingo: Yes. Stimuler: Yes.
Who makes Duolingo?
Duolingo is made by Duolingo, based in United States.
Who makes Stimuler?
Stimuler is made by Stimuler, based in India.
Which should I choose, Duolingo or Stimuler?
Choose Duolingo if you value free plan covers full courses and motivating game mechanics. Choose Stimuler if you value focuses on speaking, not just reading and detailed feedback after each session.