Diffit vs Questgen
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Diffit has the lower starting price: about $15 a month, against $15 for Questgen.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Leveled reading passages
- Vocabulary lists
- Question generation
- Google and Microsoft export
- Standards alignment
- MCQ and true/false generation
- Higher-order questions
- Input from text, PDF, URL or video
- Editable worksheets
- Moodle, QTI and Respondus export
- Bulk quiz generation
| Feature | Diffit | Questgen |
|---|---|---|
| Best for | Turn any article, video or topic into reading at multiple levels | Generate MCQs and other quizzes from any text or file |
| Category | Education | Education |
| Pricing model | Freemium | Freemium |
| Starting price | $14.99/mo | $15/mo |
| Free plan | Yes | Yes |
| Made by | Diffit | QuestgenAI, Inc. |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Diffit has the lower starting price: about $15 a month, against $15 for Questgen.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Free
Free
- Email support
- No credit card required
Pro
$15/mo
- Unlimited runs (fair use)
- Priority support
- Early access to new features
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
Diffit
- Fast differentiation from any source
- Supports many languages
- Free plan is useful
- Exports require the paid plan
- Questions sometimes need editing
Questgen
- Exports to common LMS formats
- Works with text in any language
- Free start with no credit card
- Free plan limits are not detailed on the page
- Generated questions still need review
- Unlimited runs only on Pro
Which one should you choose?
Choose Diffit if you want:
- Fast differentiation from any source
- Supports many languages
- Free plan is useful
Watch out: exports require the paid plan.
Choose Questgen if you want:
- Exports to common LMS formats
- Works with text in any language
- Free start with no credit card
Watch out: free plan limits are not detailed on the page.
Diffit vs Questgen FAQ
What is the difference between Diffit and Questgen?
Diffit: Turn any article, video or topic into reading at multiple levels. Questgen: Generate MCQs and other quizzes from any text or file. Both are education tools.
Is Diffit or Questgen cheaper?
Diffit has the lower starting price: about $15 a month, against $15 for Questgen.
Do Diffit and Questgen have free plans?
Diffit: Yes. Questgen: Yes.
Who makes Diffit?
Diffit is made by Diffit, based in United States.
Who makes Questgen?
Questgen is made by QuestgenAI, Inc..
Which should I choose, Diffit or Questgen?
Choose Diffit if you value fast differentiation from any source and supports many languages. Choose Questgen if you value exports to common lms formats and works with text in any language.