Parent app
Manage all children, receive instant alerts, and handle location and fees.
Next-generation school call management
WOSL: Next-generation smart school calling
Automatic guardian location tracking, smart calling on approach, smart screens, and a complete parent app for children management and payments.
- Parent app
- GPS-linked calling
- Smart screens platform
A connected school environment
A seamless ecosystem combining the parent app, smart calling, and smart screens to reduce congestion and improve experience.
GPS-linked calling
Automatic call dispatch when a guardian enters the school geofence to prep the student.
Smart screens
Display called student names and support info/ads content.
GPS-linked smart calling
Automatic tracking (e.g., every 30 seconds) and smart calling when approaching within the geofence so the student is ready at the gate.
- Configurable geofence range (100m to 5000m)
- Arrival-time estimation (4–15 minutes) to manage preparation
- Audit logs for calling and tracking actions
30s
Location updates
100–5000m
Geofence range
4–15m
Prep time
Logs
Audit-ready
Smart screens as an information platform
Show called students in real time, and support media/ads content (images and video) to enable additional school revenue.
PNG
JPG
MP4
A complete ecosystem
A strong cloud core with apps and an admin dashboard on a multi-tenant foundation.
Cloud Core
SQL Server + .NET 9 API as a robust cloud backbone.
Admin dashboard (Angular)
Advanced school management: settings, reporting, and permissions.
Flutter apps
Smooth iOS and Android experience for guardians.
Reception desktop app
Windows and macOS support for reception operations.
Multi-tenant security
Strict data isolation per school with clear access policies.
Secure multi-tenant infrastructure
Data isolation, encryption practices, and full auditability. On the website, we apply strong headers and minimize attack surface.
Full data isolation between schools (multi-tenant)JWT and encryption best practices in the system (backend)Comprehensive audit logsWebsite hardening: headers, CSP, and HSTSCSPon
HSTS1y
Frame-ancestorsnone
Referrerstrict
Permissionslocked
Flexible business models
Choose the model that fits your operation.
Model A: SchoolPaid
The school pays an annual subscription; the service is free for guardians.
- Easy procurement and rollout for schools
- Frictionless guardian experience (no fees)
Model B: GuardianPaid
Free for schools; guardians pay a symbolic subscription with online payments.
- Faster school onboarding
- Online payments via approved gateways
Measurable outcomes
Reduce congestion, improve satisfaction, and increase operational efficiency.
0%
Less congestion
0%
Less manual work
↑
Higher satisfaction
$
New revenue opportunities
Articles to help you understand WOSL
Short, practical guides for schools to run dismissal safely and efficiently.
How smart school calling reduces congestion
A practical overview of GPS-linked calling and how it reduces waiting time and crowding.
Traditional calling vs GPS-based calling
A clear comparison between manual workflows and geofence-driven smart calling.
Smart screens as a new revenue stream
How smart screens can evolve from call display to an info/ads platform with measurable value.
Contact us
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