Price list 2026 1
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What’s on the menu? 2
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An interactive version will be available Q3/2026.
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Software development
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Activity | Price
Have fun with a prototype | Free!
Same day ‘your idea/concept to proof of concept’ delivery (working and hosted software) | € 100,- per unit 3
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6 months hosting of ‘your idea / concept to proof of concept’ | Free!
Greenfield coding | € 1,- per line 4
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Brownfield coding (tests/coverage available) | € 4,- per line 5
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Brownfield coding (without tests) | € 9,- per line 6
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Brownfield to greenfield conversion | Contact me!
(DIR) Contact me!
Fixed price projects | Contact me!
(DIR) Contact me!
API Integrations | Contact me!
(DIR) Contact me!
DevOps | Do not contact me!
moet gekoppeld worden | Do not contact me!
OAuth2 en dingen | Do not contact me!
Sign an NDA | Do not contact me!
No cure no pay | € 300,- per hour
Flipping bits from 0 to 1 or from 1 to 0 | € 13.37 per bit
Both greenfield and brownfield figures are based on my personal historical data.
Communication - unidirectional
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Activity | Price
Presenting / demoing your idea or concept | Free!
Presenting / demoing my idea or concept | Free!
Just presenting my or your stuff to interested people | Free!
Just presenting for the stage ( voor de bühne ) | € 200,- per hour
See me live coding | Free!
Receiving unbridled feedback | Free!
Giving unbridled feedback | Free!
Calling me a ’topper’ or other insults | € 1000,- per occurrence
You giving me your invoice address | Free!
Me asking for your invoice address | Free!
Me asking for your invoice address for the umpteenth time | € 100,-
Me asking you something | Free!
Me asking you something again | Free!
Me asking you something again and again | Priceless, but with a cost
You rant | Free!
Me rant | Free!
Duplicate messages (email, then phone and/or fax) | € 25,- per incident 7
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I like to show off!
Communication - bidirectional
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Activity | Price
Ad hoc phone calls - anytime, anywhere, anyplace | Free!
Brain dumps | Free!
Email | Free!
Real life meetings | Free!
Phone calls with a fixed duration set in advance | € 10,- per 5 minutes
Scheduled phone calls | € 10,- per 5 minutes
Video calls | € 15,- per 5 minutes
Video calls with a fixed duration | € 20,- per 5 minutes
Video calls without an agenda | € 20,- per 5 minutes
Scheduled video calls | € 20,- per 5 minutes
Ik wil met je sparren over $x | € 250,- per hour
See me live coding meanwhile shouting useless directions | € 500,- per hour
The rationale behind this is that IMHO the ROI of calling me for something so we can both go on is high. At least higher than playing email pingpong. Video calls in general have a low ROI and meetings without an agenda even lower.
Communication - multidirectional
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Activity | Price
Multi layer communication (not bringing the right people together) | Your loss
Overhead
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Activity | Price
I want it yesterday! | +100% fee
I want it today, pls | +50% fee
Can I haz tomorrow? (bonus if you are a cat) | +0% fee
Attendance requirement - aanwezigheidsplicht | +100% fee 8
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Enterprise tax | +100% fee 9 , 10
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Countering your DOC with an DOCX | € 5,- per kB
Countering your DOCX with an EML or MSG | € 10,- per kB
Countering your PPT with an SWF | € 15,- per kB
Call me for fantastic offers. Sorry, my good friend Bonzi Buddy is already helping me. | € 25,- per incident
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- Actually, the year doesn’t matter. Because I believe that inflation leads to more inflation, once again no price increases in 2026. ↩︎
Actually, the year doesn’t matter. Because I believe that inflation leads to more inflation, once again no price increases in 2026. ↩︎
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- All prices are excl. VAT incl. guarantee & incl. source code. ↩︎
All prices are excl. VAT incl. guarantee & incl. source code. ↩︎
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- Includes version control system, build instructions + automated tests. Adds value even when you decide to find another developer. ↩︎
Includes version control system, build instructions + automated tests. Adds value even when you decide to find another developer. ↩︎
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- € 2,- for you for every line you can snoop off. € 4,- for me if unjustified. ↩︎
€ 2,- for you for every line you can snoop off. € 4,- for me if unjustified. ↩︎
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- € 8,- for you for every line you can snoop off. € 16,- for me if unjustified. ↩︎
€ 8,- for you for every line you can snoop off. € 16,- for me if unjustified. ↩︎
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- € 18,- for you for every line you can snoop off. € 36,- for me if unjustified. ↩︎
€ 18,- for you for every line you can snoop off. € 36,- for me if unjustified. ↩︎
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- this is based on True Cost™ of an involuntary disruption ↩︎
this is based on True Cost™ of an involuntary disruption ↩︎
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- -75% productivity ↩︎
-75% productivity ↩︎
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- -75% productivity ↩︎
-75% productivity ↩︎
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- cumulative ↩︎
cumulative ↩︎
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