Hola4

Selected work · Built by Hola4

Built to be seen.
Built to be used.

Mobile apps that become part of the day. Public websites that earn attention. Private platforms that make work flow. Games that turn an audience into participants.

Explore the work ↓

01 · Mobile and web products

One product.
Every screen.

Useful apps start with a clear job to do. We shape the experience, build the technology and connect mobile and web into one dependable product.

GETMUSO / APP + WEBMobile marketplace
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GetMuso mobile app browse screen with search, availability filters and a sample musician card

GETMUSO MOBILE

Find the right sound.

Browse · Filter · Save · Enquire
Apple iOSAndroid
GetMuso website preview introducing its live music marketplace in Gqeberha
GetMuso musician tools preview showing fast calendar availability management

Live music · Local marketplace

GetMuso

Coming soon

A live-music marketplace for finding musicians who are actually available, saving favourites and sending clear booking enquiries—without needing an account to browse.

The same connected product gives musicians practical tools for profiles, media, packages, rates, enquiries and fast availability updates.

AppleiOSGoogleAndroidResponsiveWebsite
Customer discoveryBooking enquiriesMusician profilesAvailability toolsShared platform

02 · Public digital experiences

Websites people remember.

A clear story, a distinctive visual world and a frictionless next step—designed for the audience and built to perform on every screen.

Teyvat Companion dashboard showing a personalised daily Genshin Impact farming plan, Resin budget and live character showcase Private web app

Genshin Impact · Fan-made companion

Teyvat Companion

A mobile-ready planning companion that turns a player’s live character showcase into an achievable daily farming plan. Enka sync keeps levels, talents and equipped weapons current, while inventory, material rotations, weekly bosses and Resin priorities come together in one focused view.

Product strategy · UX/UI · Full-stack development · Private deployment
Flying Davidson website homepage showing Patrick Davidson beside his aerobatic aircraft Live website

Aviation · Personal brand

Flying Davidson

A cinematic digital home for a world-class aerobatic pilot—bringing the story, achievements, media and fan experience into one focused brand platform.

Strategy · Design · Development
Read case study ↗Visit website ↗

03 · Private business tools

Your workflow,
made software.

Not another generic subscription. We design secure, practical platforms around the way your team already works—and the better way it could work.

01 Less repetitive admin 02 One reliable view 03 Built for your process
GEARUP / WORKSHOPWorkshop calendar
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An anonymised weekly workshop calendar showing bookings and job progress
GearUp portal overview connecting retail, stock, finance and administration tools
An anonymised role-based dashboard for workshop and retail operations

Retail operations

GearUp Workshop

Bookings, job cards, customer updates, till activity, invoicing, inventory and purchasing—connected in one daily workspace and integrated with POS and other business software.

Operations · CRM · POS · Finance · InventoryPrivate deployment
TEAM 77 / STAFF PORTALOperations dashboard
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Team 77 Staff Portal dashboard showing protected navigation and operational workflow summaries
Team 77 operations calendar for coordinating bookings, events and availability
Team 77 hangar forms workspace for aircraft defect reports and job cards

Team operations

Team 77 Staff Portal

The Staff Portal helps Team 77 organise and run everything behind the scenes—from the first booking request to the flight itself and the operational work around it.

Bookings · Calendar · Finance · OperationsPrivate deployment
TEAM 77 × RED BULLChoose your mission
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Team 77 Red Bull Portal mission selection featuring personalised Co-Pilot experiences
Red Bull Co-Pilot Experience overview inside the Team 77 client portal
Five-step Red Bull Co-Pilot booking builder with a live estimate

Client experience

Team 77 / Red Bull Portal

The Red Bull Portal guides a person through the complete Co-Pilot journey—from building the experience and approving the quote to organising passengers and receiving the final photos and videos.

Experience builder · Quotes · Guests · MediaProtected client portal
BIGBIRD / WEBSITE ADMINContent dashboard
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Privacy-screened BigBird website administration dashboard summarising published content, testimonials, team members and selected work
BigBird selected-work administration screen for adding, ordering, publishing and managing production cards
Privacy-screened BigBird capabilities administration screen showing planned content modules for aerial, tracking, motion-control and camera systems

Website operations

BigBird Website Admin Portal

The BigBird Website Admin Portal gives the team a practical backend for keeping the public site current—updating projects and page content, managing team profiles and testimonials, organising media, and publishing changes without touching code.

Content · Projects · Team · Testimonials · MediaPrivate deployment
GWX / WEATHER NETWORKNetwork overview
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GWX Weather Network overview showing live connected stations and their current wind, gust, temperature and health readings
GWX live station dashboard showing wind direction, gusts, atmospheric conditions, daylight and runway wind components
GWX pilot forecast briefing with wind guidance, runway estimates and an hourly weather outlook

Weather intelligence

GWX Weather Network Portal

The GWX Weather Network Portal turns connected station data into clear local intelligence—live wind and gusts, runway components, current conditions, station health, forecast guidance and historical trends in one responsive operational view.

Live weather · IoT · Runway wind · Forecasts · TrendsLive network

● Interface previews are privacy-screened and contain no client contact details. Private systems are never linked from this page.

04 · Interactive experiences

Make it playable.

Games give people a reason to stay, return and compete. Each experience can carry its own visual identity, rules and live leaderboard.

01 Hola4 Arcade original

Skyfall Defense
Skyfall Defense night-sky arcade game with an anti-air turret defending the line HOLD THE LINE ↗

Hola4 Arcade · Original browser game

Skyfall Defense

Track the sky, break the drop and keep enemy troops and bombs away from the base. The longer the line holds, the harder the night becomes.

CONTROLMouse, touch or keysGOALStop every landingCOMPETEWeekly + all time
Enter the sector ↗

02 Team 77 Arcade

Pylon Challenge
Pylon Challenge game start screen in the Team 77 Arcade PLAY THE GAME ↗

Team 77 Arcade · Browser game

Pylon Challenge

Hold to climb. Release to descend. Clear as many air-race gates as you can without a pylon strike.

CONTROLOne touchGOALClear the gatesCOMPETEWorld ranking
Start race ↗

03 Team 77 Arcade

Cockpit Challenge
Cockpit Challenge start screen in the Team 77 Arcade IDENTIFY THE FLEET ↗

Team 77 Arcade · Aircraft knowledge game

Cockpit Challenge

Match seven real cockpit photographs to the correct aircraft sticker. Accuracy wins, and speed breaks the tie.

CONTROLChoose a stickerGOALMatch all sevenCOMPETEAccuracy + time
Identify the fleet ↗

What should we make?

An app to launch.
A website to remember.
A system to rely on.

Discuss an app ↗Discuss a website ↗Discuss a platform idea ↗