The Showdown
DuolingovsCircle-Language
Why pay monthly fees for Duolingo when you can self-host Circle-Language for free? Let's look at the facts.
VS
Duolingo
The Expensive Option
- Closed Source (Black box)
- Expensive monthly fees per user
- Data stored on their servers
WINNER
Circle-Language
The Freedom Choice
- 100% Open Source Code
- Free forever (Self-hosted)
- You own your data completely
Interactive Calculator
Calculate Your "SaaS Tax"
SaaS pricing is designed to scale with your success.
See how much wealth transfers from your bank account to Duolingo's shareholders.
10 people
150100200+
$
*Estimated standard pricing for Duolingo. Adjust if needed.
Estimated Annual Waste
$1,440
Monthly Burn Rate$120
5-Year Projection$7,200
Cost with Self-Hosted$0
Calculations based on 10 users at $12/mo.
Detailed Breakdown
0
Linear/Standard
Circular/Non-linear
1
Standard language fluency
Experimental linguistics
2
Proprietary curriculum
Open encoding logic