Estimate the cost of building internal UI capabilities versus licensing Blazorise over your selected time horizon.

1. Build Effort

How many UI components do you need?

(e.g., data grid, forms, charts, scheduler)

1 12 50

Average hours to build one component

(design, development, testing, production-ready quality)

24 140 320

How many developers will work on this?

Used to estimate coordination overhead and license seats.

1 6 50

Developer cost per hour (€)

(fully loaded cost including overhead)

€35 €85 €250
2. Delivery & Business Impact

Months saved by using prebuilt components

0 4 24

Estimated financial impact of launching one month earlier (€)

(revenue, cost savings, or strategic advantage)

€0 €35,000 €500K
3. Long-Term Ownership & Risk

Annual maintenance effort (% of build cost)

(bug fixes, upgrades, improvements)

0% 18% 40%

Number of years for comparison

1 3 5

Additional effort for testing & hardening (%)

0% 15% 50%

Risk & complexity adjustment (%)

(unexpected scope, edge cases, rework)

0% 12% 50%

Blazorise license tier used for comparison

Selected license price: €990 per developer/year.

Results

Total Cost to Build Internally

€243,017

3-Year Total Cost of Ownership

€374,246

Total Cost with Blazorise (incl. license)

€142,438

Cost Difference (In-House − Blazorise)

+€231,808

Time-to-Market Advantage

€140,000

4 months x €35,000 per month

Total Benefit (Savings + Faster Delivery)

+€371,808