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Ultron Developments
App Modernization & UI/UX

Power Apps Canvas App Modernization

Revamp slow, legacy, or visually unappealing Power Apps. Upgrade user interfaces, optimize PowerFX performance, and integrate custom PCF components.

100% AU
Australian Based Team
Certified
Microsoft Solutions Partner
Defined Scope
Fixed Milestone Pricing
Sovereign
Australian Data Residency

Core Service Capabilities

Designed and delivered by experienced Australian Microsoft solution architects.

Modern UI/UX Redesign

Transform clunky legacy Canvas Apps into stunning, responsive, mobile-first interfaces using Fluent UI design tokens.

UI/UX • Modern Design

PCF Component Development

Extend Canvas Apps with custom React and TypeScript PowerApps Component Framework (PCF) controls for advanced functionality.

PCF • React • TypeScript

PowerFX Formula Optimization

Eliminate delegation warnings, speed up OnStart loading times, and optimize concurrent data calls for instant screen loads.

PowerFX • Performance
UX Engineering

Legacy App Modernization & Fluent UI Architecture

Many enterprise Power Apps suffer from sluggish loading times, non-responsive fixed-pixel coordinates, and clunky legacy interfaces built years ago. We modernize legacy InfoPath forms, MS Access databases, and early Power Apps into polished, high-performance digital workplace applications.

Microsoft Fluent UI v9 Controls

We upgrade outdated classic controls to Microsoft Fluent UI modern components. Modern controls feature built-in accessibility, theme token awareness, elevation shadows, and touch-optimized hit targets that look native on iOS, Android, and Windows.

  • Centralized Theming: Brand palette tokens dynamically inherited across all screens.
  • Accessible by Default: WCAG 2.1 AA keyboard navigation, focus indicators, and screen reader labels.
  • Modern Form Controls: Clean date pickers, segmented tab lists, badges, and progress indicators.

Responsive Auto-Layout Containers

Fixed-width apps break when opened on mobile phones, iPads, or ultra-wide monitors. We refactor screen hierarchies into nested horizontal and vertical auto-layout flex containers with wrap properties, dynamic widths, and zero hardcoded X/Y coordinates.

  • Multi-Viewport Support: Seamlessly reflowing between desktop multi-column and mobile single-column layouts.
  • Reusable Component Libraries: Shared headers, footers, sidebars, and dialog modals across enterprise apps.
  • Zero Scroll Glitches: Fluid container resizing preventing nested scrollbars.
Formula Engineering

PowerFX Tuning, Delegation & Named Formulas

Poorly structured formulas cause apps to take 15-30 seconds to load, freeze on mobile devices, and truncate search results at the 500 or 2,000 record delegation threshold. We refactor PowerFX code for lightning-fast performance.

Eliminate Delegation Limits

We replace client-side formula filtering with delegable Dataverse queries, indexed SQL views, and OData server-side filter functions, ensuring searches across millions of rows return complete, accurate results.

100% Server-Side Delegation

Declarative Named Formulas

We replace bloated imperative scripts in `App.OnStart` with declarative `App.Formulas`. The Power Apps runtime calculates values only when requested, cutting app startup time by up to 70%.

Sub-2 Second Startup Times

Concurrent Data Loading

We parallelize independent network requests using `Concurrent()`, loading user roles, system parameters, and lookup lists simultaneously rather than forcing serial, blocking requests.

Parallel Thread Execution
Field Mobility

Native Offline Data Sync for Remote Operations

For Australian mining, agriculture, construction, and regional inspection teams operating beyond cellular coverage, offline capability is critical. We build apps that operate fully offline and sync seamlessly when connectivity returns.

Native Dataverse Offline Profiles

We configure enterprise Dataverse mobile offline profiles, determining exactly which table slices, related child records, and attachments pre-cache locally on the mobile device. Field workers view and submit safety audits without network delays.

Automated background sync with delta change tracking.

Conflict Resolution & Queueing

When field staff submit data offline, updates queue locally in encrypted on-device storage. When cellular or Wi-Fi reconnects, transactions sync upstream with deterministic conflict resolution rules preventing data overwrite.

Audit trails preserved with client-side timestamping.

Engagement Process

Four-Stage Canvas App Modernization Roadmap

Our Australian Power Platform specialists revitalize your legacy applications through an evidence-based four-stage engineering methodology:

1

App Performance & UX Architecture Audit

Run Power Apps App Checker and Monitor tools to identify non-delegable formulas, slow network calls, nested controls, and mobile layout defects.

2

Fluent UI Redesign & Component Library

Design modern wireframes and build responsive auto-layout containers with Fluent UI v9 controls and shared company branding tokens.

3

PowerFX Refactoring & Delegation Remediation

Rewrite slow formulas, transition `App.OnStart` to named formulas, implement `Concurrent()` loading, and eliminate all delegation warnings.

4

Field Testing, Documentation & Handover

Validate performance across mobile and desktop devices, produce user training guides, and deliver a clean managed solution with runbooks.

Technical Prerequisites & Licensing

Before undertaking a Canvas App modernization engagement, review standard application requirements:

Source Application Access Maker or Co-owner access to the existing Canvas App within an unmanaged solution in a development sandbox environment.
Backend Data Connectors Permissions to inspect and modify backend data structures (Dataverse tables, Azure SQL, SharePoint lists) to enable indexed delegation columns.
Mobile Testing Devices Representative field devices (iOS / Android / Surface tablets) for viewport responsiveness and offline profile verification.

Acceptance Deliverables Checklist

  • Refactored Canvas App with zero delegation warnings in App Checker
  • Responsive auto-layout containers supporting mobile, tablet, and desktop
  • Centralized component library with enterprise branding tokens
  • Performance benchmark report comparing before/after screen load times

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