kitio.aiDiffit vs Readyy
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Readyy has the lower starting price: about $8 a month, against $15 for Diffit.
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
- AI-generated passages
- Difficulty levels
- Progress tracking
- Leaderboard
- Learner management
| Feature | Diffit | Readyy |
|---|---|---|
| Best for | Turn any article, video or topic into reading at multiple levels | Reading speed and comprehension practice with AI-written passages |
| Category | Education | Education |
| Pricing model | Freemium | Freemium |
| Starting price | $14.99/mo | $8/mo |
| Free plan | Yes | Yes |
| Made by | Diffit | Readyy |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Readyy has the lower starting price: about $8 a month, against $15 for Diffit.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- Easy and Medium modes
- Unlimited tests
- 30 days of progress
Pro
$8/mo
- Advanced readings
- Leaderboard
- Unlimited history
Business
$29/mo
- Unlimited learners
- Learner management
- Custom AI readings
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
Readyy
- Passages stay fresh through AI generation
- Free plan includes unlimited tests
- Progress history and leaderboard
- Free plan hides advanced difficulty
- Free history is limited to 30 days
- Narrow focus on reading practice
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 Readyy if you want:
- Passages stay fresh through AI generation
- Free plan includes unlimited tests
- Progress history and leaderboard
Watch out: free plan hides advanced difficulty.
Diffit vs Readyy FAQ
What is the difference between Diffit and Readyy?
Diffit: Turn any article, video or topic into reading at multiple levels. Readyy: Reading speed and comprehension practice with AI-written passages. Both are education tools.
Is Diffit or Readyy cheaper?
Readyy has the lower starting price: about $8 a month, against $15 for Diffit.
Do Diffit and Readyy have free plans?
Diffit: Yes. Readyy: Yes.
Who makes Diffit?
Diffit is made by Diffit, based in United States.
Who makes Readyy?
Readyy is made by Readyy.
Which should I choose, Diffit or Readyy?
Choose Diffit if you value fast differentiation from any source and supports many languages. Choose Readyy if you value passages stay fresh through ai generation and free plan includes unlimited tests.