Affordable carbon calculator built for university sustainability club events and projects
University students in sustainability clubs can't afford expensive subscription-based carbon footprint calculators required for their projects.
ClubCarbonCalc provides a simple, low-cost tool to calculate carbon footprints for club events like cleanups, workshops, and fundraisers. Students input event details like travel, materials, and energy use via intuitive templates tailored to campus life. Generate shareable reports instantly to showcase impact in grant applications or social media.
University students participating in sustainability clubs
Event-specific templates for common sustainability club activities, priced at student budgets with no vendor lock-in
friendly
Pre-built calculators for cleanups, webinars, tree-planting
Wizard-style forms for travel, food, materials, energy
PDF/CSV exports with charts and reduction tips
Overview of all events with total footprint trends
Club accounts to manage multiple events
Links to cheap student-friendly offsets
Responsive design for on-site calculations
Embed in club websites
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| text | No | |
| university | text | Yes |
| club_name | text | Yes |
| created_at | timestamp | No |
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| user_id | uuid | No |
| name | text | No |
| template_type | text | No |
| carbon_footprint | int | Yes |
| created_at | timestamp | No |
Relationships:
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| event_id | uuid | No |
| category | text | No |
| value | int | No |
| unit | text | No |
Relationships:
/api/eventsCreate new event
/api/events/:idGet event details
/api/events/:id/calculateCompute footprint
/api/events/:id/reportGenerate report
/api/dashboardUser's events overview
No templates
Up to 10 users
| Month | Users | Conversion | MRR | ARR |
|---|---|---|---|---|
| Month 1 | 200 | 2% | $80 | $960 |
| Month 6 | 1,500 | 4% | $1,200 | $14,400 |
Ditch expensive tools. Track events like cleanups and workshops affordably.
Post in university sustainability Facebook groups and Discord servers, offering free Pro access for testimonials. DM club leaders from 5 target unis via LinkedIn. Run $50 Reddit ads on r/sustainability and university subreddits targeting 'carbon calculator'.
Accurate APIs
Pay-per-use expensive for projects
Flat student pricing with templates
Enterprise scale
Not student-friendly
Club-focused UI and low cost
Data moat from aggregated anonymized club event benchmarks for better accuracy over time
Rising campus sustainability mandates and grant requirements post-COP28, with students budget-constrained amid inflation
Low awareness of need
Validate via club surveys pre-launch
Inaccurate emission factors
Use open EPA/DEFRA data, add disclaimers
Slow adoption
Free tier + targeted uni outreach
Success: 70% confirm need
Success: 80% retention
Success: 100 users week1
Success: 10% conversion
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