By Sahil Kataria, Chief Executive Officer, QServices
Updated May 29, 2026
Sahil Kataria is the CEO of QServices, a Microsoft Solutions Partner delivering AI agents and custom software for regulated industries. He leads enterprise AI strategy and FinTech delivery. LinkedIn ↗
Written from QServices' hands-on delivery work and reviewed by Rohit Dabra, Chief Technology Officer, QServices, before publishing.
QServices shipped a mobile payment platform to 100,000+ downloads with a 4.8-star rating at launch. Medical device mobile app development means building FDA 21 CFR Part 11-compliant iOS and Android applications that connect to SAP, Veeva Vault, and MasterControl without replacing your existing quality systems.
Why medical device manufacturers need mobile apps right now
EU MDR enforcement has moved post-market surveillance from a documentation exercise to a live operational requirement. Under FDA 21 CFR Part 11, electronic records and signatures collected on mobile devices must be auditable, tamper-evident, and traceable to an individual user. The ISO 13485:2016 standard requires that software used in quality management be validated before use, meaning a mobile app your quality team depends on needs a formal IQ/OQ/PQ package before it goes live. See our industry solutions to understand how QServices works across other regulated sectors.
Three specific pressures are pushing this up the agenda for IT and quality leadership. Post-market surveillance data is fragmented: complaint records sit in spreadsheets, field notes are on paper, and device performance data lives in inboxes rather than your QMS. Regulatory submissions that should take two weeks take months because structured data extraction from SAP or Oracle EBS requires IT intervention every time. When FDA or a notified body requests an audit trail, assembling it manually introduces transcription risk and takes longer than it should.
The VP of Quality, Head of Regulatory, and IT Director are all hitting the same wall. The QMS does not talk to the ERP. Field reps collect data on paper. A validated mobile app closes those gaps without requiring a rip-and-replace of your core systems.
What we build for medical device manufacturer clients
We build four categories of mobile applications for medical device companies. Each one addresses a named problem from your current operations:
- Post-market surveillance apps. Field reps capture complaint data, adverse events, and device performance readings directly on iOS or Android. Data goes straight into MasterControl or Veeva Vault with no manual transcription step. Human-in-the-Loop (HITL) governance means your regulatory team reviews and approves any event flagged as a potential MDR-reportable case before it is submitted.
- Audit and inspection readiness tools. Quality managers get mobile access to device history records, batch records, and CAPA status in real time. When a notified body requests documentation, the answer is one tap away instead of a two-day data pull from SAP or Oracle EBS.
- Field service and calibration apps. Technicians document service visits, calibration results, and parts replacements from the field. The app syncs back to SAP or Oracle EBS so your ERP reflects current device status without a separate manual update step.
- Training and compliance sign-off tools. Production and quality staff confirm procedure acknowledgments through the mobile app. Each sign-off creates a 21 CFR Part 11-compliant electronic record with a timestamp and verified user ID. See our React Native development approach if cross-platform coverage is a requirement from day one.
Every app includes production-ready analytics, crash reporting from day one, and App Store or Play Store submission. As a Microsoft Solutions Partner, QServices builds on Azure Mobile Apps for clients running Azure infrastructure, keeping your mobile backend inside your existing Azure tenant.
How a mobile app engagement actually works
- Weeks 1 to 2: Validation Planning and Requirements. We map intended use, user roles, and regulatory classification. The validation approach (IQ, OQ, PQ scope) is agreed before any code is written. HITL checkpoint: your Head of Regulatory approves the validation plan before development begins.
- Weeks 3 to 5: Architecture and Integration Design. We design the data model, define API contracts for SAP, Veeva Vault, or MasterControl, and confirm the 21 CFR Part 11 audit trail requirements. We deliver a written architecture document for your team to review and approve.
- Weeks 6 to 12: Build and Unit Testing. Development runs in two-week sprints using React Native for cross-platform apps or Swift and Kotlin for native builds. Each sprint ends with a demo to your quality and IT teams. HITL checkpoint: any change to the core data schema requires sign-off from your IT Director before it is merged.
- Weeks 13 to 15: IQ/OQ/PQ Testing and UAT. We run Installation Qualification, Operational Qualification, and Performance Qualification against agreed protocols. Your team runs User Acceptance Testing. We produce the full validation package: test scripts, executed results, and deviation reports.
- Week 16: App Store Submission and Go-Live. We handle App Store and Google Play submission, configure production monitoring and crash reporting, and hand over the completed validation documentation. HITL checkpoint: your VP of Quality signs off on the validation summary before the app goes live.
Total timeline is 12 to 24 weeks depending on system integrations and validation depth. A single-platform app with one integration lands closer to 12 weeks. A dual-platform build connecting to SAP, Veeva Vault, and MasterControl with full documentation takes 20 to 24 weeks.
What this costs
A mobile app for a medical device manufacturer typically costs $50,000 to $200,000 for a production build. That range is driven by well-defined variables. See our full mobile app development cost guide for a line-by-line breakdown.
Drives cost up:
- Dual-platform builds (iOS and Android simultaneously) before the use case is validated on one platform
- System integrations: each SAP, Oracle EBS, or Veeva Vault connection adds $3,000 to $12,000
- FDA 21 CFR Part 11 and ISO 13485 compliance scope adds 15 to 25 percent to the base estimate
- Third-party compliance review: $5,000 to $20,000 if your regulatory team requires an external audit of the validation package
- Custom offline sync logic for field environments with limited connectivity
Keeps cost down:
- Starting with one platform (iOS or Android) and expanding after the use case is validated
- Using React Native instead of separate native codebases when the user experience requirements allow it
- Using Azure Mobile Apps if your infrastructure is already on Azure, reducing backend build scope
- Fixed scope with defined user roles and a validation approach agreed in week one
Ongoing support and updates run $2,000 to $4,000 per month on retainer, covering bug fixes, OS compatibility updates, and minor feature additions.
Three things medical device buyers usually get wrong
1. Treating 21 CFR Part 11 compliance as a phase at the end, not a design input from day one.
The most expensive mistake we see is building the app first and trying to add audit trail requirements afterward. Audit trails are not a feature you bolt on. They affect your data model, authentication design, and logging architecture. If you wait until week 10 to think about electronic signatures, you are rewriting code that could have been correct from the start. Validation planning starts in week one of every engagement we run.
2. Building for both iOS and Android before validating the use case on one platform.
Dual-platform development doubles your testing burden and your validation documentation. A post-market surveillance app that works on iOS for six months gives your regulatory team confidence and your IT team evidence before you commit to the Android build. Building both platforms in parallel before the use case is proven adds cost and schedule risk that rarely pays off at this stage of the project.
3. Skipping accessibility in the quality protocols.
FDA expects patient-facing applications to meet accessibility standards, and ISO 13485 quality management requirements extend to software usability. An app that fails basic screen reader support or color contrast testing is a compliance gap, not a design preference. Accessibility testing belongs in your OQ protocols, not in an optional pass at the end of the project.
Recent work with regulated industry clients
We have not published a case study specific to medical device manufacturers yet. Our closest published work is in manufacturing and financial services, where the core constraints are the same: validated processes, integration with enterprise systems, and mobile field operations that must produce auditable records.
CloudCheckIn is a white-label facial recognition attendance system we built for oil and gas and enterprise clients. The app handles selfie-based geofencing with deep-learning face matching across remote field sites, syncing tamper-evident attendance records back to central systems in real time. The architecture requirements directly compare to medical device field service apps: reliable offline operation, auditable records, and integration with backend enterprise systems.
Case Study
White-Label Facial Recognition Attendance System (CloudCheckIn / Stream Solution)
Oil and Gas and multi-industry enterprise
Multi-industry deployment with white-label branding capability covering Oil and Gas, SMBs, and enterprise clients
Selfie-based geofencing with deep learning face matching eliminating proxy attendance across remote field sites
.NET MAUIXamarinMSSQL
Our mobile payment platform for SomBank reached 100,000+ downloads with a 4.8-star rating at launch, handling real-time P2P transfers and merchant QR payments in a regulated financial environment. Audit trails, role-based access, and real-time sync to backend systems are the same technical requirements a post-market surveillance or field service app for medical devices needs.
Case Study
Mobile Payment Platform for SomBank (Somalia)
Islamic bank, Somalia
100K+ downloads with 4.8-star rating on launch
First digital payment platform in a predominantly cash-based economy, enabling P2P transfers, merchant QR payments, and international remittances
React Native.NETMySQLAzure Service BusAzure B2C
How much does mobile app development cost for a medical device manufacturer?
A validated mobile app for a medical device company costs $50,000 to $200,000, depending on platform scope, number of system integrations, and the depth of FDA 21 CFR Part 11 or EU MDR validation documentation required. A single-platform app with one integration and a standard validation package sits at the lower end. A dual-platform build connecting to SAP, Veeva Vault, and MasterControl with full IQ/OQ/PQ documentation sits at the higher end. Ongoing support is $2,000 to $4,000 per month.
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Frequently Asked Questions
How long does mobile app development take for a medical device manufacturer? +
Typically 12 to 24 weeks. A single-platform app with one system integration and a standard IQ/OQ/PQ validation package takes 12 to 16 weeks. A dual-platform build connecting to multiple systems such as SAP, Veeva Vault, and MasterControl with full validation documentation takes 20 to 24 weeks.
Does QServices handle FDA 21 CFR Part 11 validation documentation? +
Yes. Validation planning starts in week one of every medical device engagement. QServices delivers the full IQ/OQ/PQ package, including test scripts, executed results, and deviation reports, as a standard project deliverable. No separate validation consultant is required for most projects.
Can you integrate a mobile app with SAP or Veeva Vault? +
Yes. QServices integrates with SAP, Oracle EBS, Veeva Vault, and MasterControl. Each non-trivial system integration adds $3,000 to $12,000 to the project scope, depending on API maturity and data volume. We design and agree on API contracts in weeks three to five before the build starts.
What is the difference between a validated and non-validated mobile app for medical devices? +
A validated app goes through IQ, OQ, and PQ testing with documented protocols and executed test results. Installation Qualification confirms it installs correctly, Operational Qualification confirms it works to specification, and Performance Qualification confirms it works in real operating conditions. A non-validated app has none of this documentation, which is a compliance gap under ISO 13485 and 21 CFR Part 11.
Does QServices submit the finished app to the App Store and Google Play? +
Yes. App Store and Google Play submission is included in every mobile engagement. QServices handles account setup, compliance metadata, app review responses, and production monitoring configuration. For enterprise distribution via MDM or in-house deployment, we handle that setup as well.