Build. Launch. Scale. Revolutionary Products.
Devnixx Ltd builds and publishes its own mobile and Mac apps, from a subscription fitness app on iOS and Android to an AI-assisted screen recorder for macOS.
Our Products
Apps we build, own, and publish ourselves
Military Calisthenics Men
Our flagship app: military-style bodyweight training plans with guided video workouts, coach voice, and progression tracking. Available in 20 languages.
- Subscription app on iOS & Android
- Guided workouts with coach voice
- Home-screen widget & Live Activity
Framecast
A native Mac screen recorder with on-device AI that zooms in on every click, glides the cursor, frames your camera, and blurs anything private, all before you open an editor.
- Automatic zooms that follow your clicks
- Camera layouts, background removal & captions
- On-device processing on your Mac
SnapSolver: AI Math Scanner
Turns a photo of a math problem into a clear, step-by-step answer in seconds.
- AI step-by-step solutions
- Handwritten & printed problems
BirdNote
Identify birds in seconds from a recorded song or a photo.
- Sound & photo identification
- Field guide, history & Ask AI
ResumeFlow
Build a professional, recruiter-ready resume PDF in minutes from ATS-friendly templates.
- ATS-friendly templates
- PDF export
SpeedGo
A GPS speedometer and trip recorder for driving, cycling, and walking.
- Real-time GPS speed
- Trip recording & route replay
Our iOS apps are published on the App Store under our founder's developer account, Tawhid Joarder.
About Devnixx Ltd
Devnixx Ltd is a bootstrapped product company founded in 2025 by Tawhid Joarder. We build and publish our own mobile and Mac apps, including our flagship subscription fitness app, Military Calisthenics Men, and Framecast, a native Mac screen recorder with on-device AI.
Our products are used by thousands of people worldwide. We focus on creating intuitive, scalable solutions with exceptional user experiences, and we use AI both inside our products and throughout how we build them.
Product Excellence
Building products users love and trust
Innovation First
Pushing boundaries with modern technology
User-Centric
Every feature starts with user needs
2025
Founded, UK-registered
6
Live Products
20
Languages in Our Flagship App
3
Platforms: iOS, Android, macOS
Frequently Asked Questions
Find answers to common questions about our products and services
Devnixx Ltd is a product company, registered in England and Wales (company no. 16737434) and founded in September 2025. We build and publish our own mobile and Mac apps.
Our live products are Military Calisthenics Men (iOS and Android), Framecast (macOS), SnapSolver, BirdNote, ResumeFlow, and SpeedGo (iOS). See the Products section above for store links.
Yes, while we primarily focus on building our own products, we partner with select clients who have innovative ideas and share our commitment to quality. We offer end-to-end custom development for mobile apps and web platforms.
We use React Native, Swift, React, and Next.js on the front end, Node.js and TypeScript on the back end, Firebase and Cloudflare for infrastructure, and Claude Code throughout our development.
If you have a product idea or need custom development, reach out through our contact form. We evaluate partnership opportunities based on innovation potential, market fit, and alignment with our technology expertise.
Yes. All our products get ongoing support and regular updates. We continuously improve them based on user feedback. Reach us at contact@devnixx.com.
Get In Touch
Ready to start your next project? Let's discuss how we can help
Email Us
contact@devnixx.com
Business enquiries & product support
Call Us
+44 7853 737761
Mon-Fri: 9:00 AM - 6:00 PM