CastByte SME Suite · built by South African tradesmen, for South African tradesmen

Your whole trade business, sorted.

Relaxed, no-fuss office and field software for solar and electrical trades, with an AI assistant on board. It runs on your own server, with your own off-site backup. No cloud.

Become a founder clientSee it in action
// what we build

One system for the whole business

An office app for the desk and a field app for the bakkie, sold under your own name and colours.

Quotes and sales

Build solar and electrical quotes from your own price lists. AI drafts the follow-ups.

Jobs and scheduling

Job cards, a team calendar and WhatsApp messages to clients.

Compliance paperwork

SSEG and electrical CoC forms that follow the SANS standards.

Field app

Technicians clock in, see their jobs, capture photos and signatures on site.

Monitoring

Watch client inverters and get told when one stops producing.

AI assistant

Reads scans, drafts quotes and answers "what is on today?"

// see it in action

Real screens, from our own software

The office app on the desk, the field app in the bakkie. Same system, same data. Click any screen to see it bigger.

Castbyte Office · the pointer is clicking through a real session
Office dashboard Monitoring map Client system with live charts Live map of the field team Team schedule Electrical site survey Solar commissioning certificate SSEG registration tracker
> demo.start()

Every screen

Compliance paperwork, done on the job

On the office wall

The field app

Names and jobs shown are demo data.

// your data, your control

No cloud. Your server, your backup.

Castbyte runs on a computer at your office. A second copy goes off-site to a backup that you own and control.

  • Your client data never sits in someone else's cloud.
  • You decide who gets access and when.
  • Built to follow POPIA from the start.
Your office Your backup encrypted copy, every night
// founder-client programme

Five spots on the founding crew

We are taking on 5 trade businesses as founder clients. You help decide what we build next, and your price stays low for good. Tell us about your business below.

4 spots left · 1 taken

Takes about 5 minutes to apply.

1Your business
2Contact person
3Your work today
What work do you do? *
Inverter brands you install or monitor
4Why Castbyte
5Our deal
Can you do a short feedback call with us every week? *
* required
// the people behind it

Our AI development team

Castbyte software is built by tradesmen who write code with AI. Meet the team that builds and improves it every week.

HJ

Herman JaVis

AI development team

PS

Piet SkokVis

AI development team

// custom builds

Need something we do not have?

Tell us how your business works. We build custom features on request, and our AI tooling means they arrive fast.

Describe your idea