BlackFlow is a division of Yoctobe Ltd (2015), it was established in 2025. We bring fresh approaches to software development while leveraging proven methodologies and modern technologies to deliver quality solutions.

We're based in Liverpool, UK.

• UK-Based Company: Physically present in Liverpool, UK - no offshore complications
• Regulatory Expertise: Our team works with Yoctobe, a medical software company, giving us 10+ years experience with the most stringent UK regulations (MHRA, NHS, GDPR, ISO 27001)
• Confidence in Compliance: Having mastered complex medical software regulations, we're confident handling less regulated fields with ease
• Fast Delivery: We deliver MVPs in weeks, not months
• Fair Pricing: We charge for work done, not brand names
• Modern Technologies: Latest frameworks, tools, and development practices
• Comprehensive Services: End-to-end development from concept to deployment
• Quality Assurance: Rigorous testing and quality control processes

Our development process follows industry best practices:

1. Discovery & Planning - Requirements gathering, technical analysis, and project planning
2. Design & Architecture - UI/UX design, system architecture, and technical specifications
3. Development - Agile development with regular client updates and feedback
4. Testing & Quality Assurance - Comprehensive testing including unit, integration, and user acceptance testing
5. Deployment & Launch - Smooth deployment with ongoing support and maintenance

Development timelines vary based on project complexity:

• Simple Web Applications: 4-8 weeks
• Complex Web Platforms: 8-16 weeks
• Mobile Applications: 6-12 weeks
• Enterprise Software: 12-24 weeks
• AI/ML Solutions: 8-20 weeks

We focus on delivering MVPs quickly - typically in weeks rather than months. We provide detailed project timelines during the planning phase and keep you updated throughout development.

Yes, we follow Agile development practices including:

• Sprint planning and regular standups
• Iterative development with client feedback
• Continuous integration and deployment
• Regular progress reports and demos
• Flexible scope adjustments when needed

Software development costs depend on several factors:

• Project Complexity: Features, integrations, and technical requirements
• Timeline: Rush projects may cost more
• Team Size: Number of developers and specialists required
• Technology Stack: Some technologies require specialized expertise
• Maintenance: Ongoing support and updates

We provide detailed cost estimates after understanding your requirements. Our pricing is transparent - you pay for the work done, not inflated brand premiums. Use our Development Cost Calculators for initial estimates.

We offer both pricing models:

• Fixed Price: Best for well-defined projects with clear requirements
• Time & Materials: Ideal for evolving projects or ongoing development
• Dedicated Team: Monthly retainer for long-term partnerships

We'll recommend the best pricing model based on your project needs.

Our pricing typically includes:

• Project planning and requirements analysis
• UI/UX design and prototyping
• Development and coding
• Testing and quality assurance
• Deployment and launch support
• 3-6 months of post-launch support (varies by project)

We work with modern, proven technologies:

Web Development:

• Frontend: React, Angular, Vue.js, TypeScript
• Backend: Node.js, Python, .NET Core, Ruby on Rails
• Databases: PostgreSQL, MongoDB, MySQL, Redis
• Cloud: AWS, Azure, Google Cloud Platform

Mobile Development:

• Native: Swift (iOS), Kotlin/Java (Android)
• Cross-platform: React Native, Flutter, Ionic
• Backend: Node.js, Python, .NET Core

AI/ML Technologies:

• Machine Learning: TensorFlow, PyTorch, Scikit-learn
• AI Services: OpenAI, Google AI, Azure Cognitive Services
• Data Processing: Python, R, Apache Spark

Yes, we specialize in:

• Legacy system modernization
• API development for system integration
• Data migration and transformation
• Gradual system replacement strategies

Absolutely! We have extensive experience in:

• API development and integration
• Third-party service integration
• Database connectivity and synchronization
• Cloud service integration
• Payment gateway integration

Yes, we develop for both platforms:

• Native Development: Separate iOS (Swift) and Android (Kotlin/Java) apps
• Cross-platform: Single codebase for both platforms using React Native or Flutter
• Hybrid Apps: Web-based apps using Ionic or Cordova

We'll recommend the best approach based on your requirements and budget.

Mobile app costs vary significantly:

• Simple Apps: £8,000 - £20,000
• Medium Complexity: £20,000 - £50,000
• Complex Apps: £50,000 - £100,000+
• Enterprise Apps: £80,000 - £200,000+

Our competitive pricing reflects our focus on value - you get quality development without paying premium brand prices. Factors affecting cost include features, integrations, design complexity, and platform requirements.

Yes, we handle the complete app store submission process:

• App store optimization (ASO)
• Store listing creation
• Submission and approval process
• Ongoing app store maintenance

We develop various web applications:

• Custom Web Applications: Tailored business solutions
• E-commerce Platforms: Online stores and marketplaces
• SaaS Applications: Software-as-a-Service solutions
• Progressive Web Apps (PWAs): App-like web experiences
• Content Management Systems: Custom CMS solutions
• API Development: RESTful and GraphQL APIs

Yes, we offer:

• Hosting Solutions: Cloud hosting, dedicated servers, CDN setup
• Maintenance Services: Regular updates, security patches, performance monitoring
• Support: 24/7 technical support and issue resolution
• Backup & Recovery: Automated backups and disaster recovery

Our enterprise solutions include:

• ERP Systems: Custom enterprise resource planning
• Data Management: Big data processing and analytics
• Integration Services: System connectivity and data synchronization
• Security Solutions: Enterprise-grade security and compliance
• Healthcare Software: HIPAA-compliant medical solutions
• Financial Software: Secure, compliant fintech solutions

Yes, we ensure compliance with:

• GDPR: Data protection and privacy regulations
• HIPAA: Healthcare data security (US)
• SOX: Financial reporting compliance
• ISO 27001: Information security management
• PCI DSS: Payment card industry standards

Our team brings 10+ years of regulatory expertise from working with Yoctobe, a medical software development company. This experience includes:

• MHRA Compliance: UK Medicines and Healthcare products Regulatory Agency standards
• NHS Integration: National Health Service system requirements and protocols
• Medical Device Regulations: CE marking and medical device software compliance
• Data Protection: Advanced GDPR implementation and data governance
• Quality Management: ISO 27001, ISO 13485, and other quality standards

This regulatory foundation means we approach every project with the highest standards of compliance, security, and quality - giving you confidence that your software meets or exceeds industry requirements.

Our AI services include:

• Machine Learning Models: Custom ML algorithms and models
• Generative AI: ChatGPT, GPT-X, and custom AI solutions
• AI Integration: Adding AI capabilities to existing software
• Predictive Analytics: Data-driven insights and forecasting
• Computer Vision: Image recognition and processing
• Natural Language Processing: Text analysis and understanding

We follow rigorous AI development practices:

• Comprehensive data validation and preprocessing
• Multiple model testing and validation
• Continuous monitoring and retraining
• Bias detection and mitigation
• Performance metrics and reporting

We maintain clear communication through:

• Project Technical Managers: Dedicated Technical PM (usually a Software Engineer) for each project
• Regular Updates: Weekly progress reports and demos
• Communication Tools: Slack, Microsoft Teams, or your preferred platform
• Documentation: Comprehensive project documentation
• Client Portal: Real-time project tracking and updates

We understand that requirements can evolve. Our flexible approach includes:

• Change Management: Formal process for scope changes
• Impact Assessment: Analysis of timeline and cost implications
• Client Approval: Clear communication before implementing changes
• Agile Flexibility: Built-in flexibility for iterative development

Yes, we provide comprehensive training:

• User Training: End-user training sessions and documentation
• Administrator Training: Technical training for system administrators
• Video Tutorials: Recorded training materials
• Documentation: User manuals and technical documentation
• Ongoing Support: Post-launch training and support

Our post-launch support includes:

• Bug Fixes: Resolution of any issues or bugs
• Updates: Regular software updates and improvements
• Security Patches: Timely security updates
• Performance Monitoring: Ongoing system monitoring
• Technical Support: Help desk and technical assistance

Support duration varies by project:

• Standard Projects: 3-6 months included
• Enterprise Projects: 6-12 months included
• Extended Support: Available for ongoing maintenance
• SLA Options: Service level agreements for critical systems

Getting started is easy:

1. Contact Us: Reach out via our contact form or phone
2. Free Consultation: Initial discussion about your requirements
3. Proposal: Detailed project proposal with timeline and cost
4. Contract: Formal agreement and project kickoff
5. Development: Begin the development process

Yes, we provide free initial consultations to:

• Understand your project requirements
• Assess technical feasibility
• Provide preliminary cost estimates
• Discuss timeline and approach
• Answer any questions you may have

To provide an accurate quote, we need:

• Project Description: Detailed explanation of your requirements
• Target Users: Who will use the software
• Key Features: Must-have features and functionality
• Timeline: Desired completion date
• Budget Range: Approximate budget expectations
• Existing Systems: Current software or systems to integrate with