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English
$
USD
Our agency will do mobile app development, ios app, android app, react native, flutter developer
Kretoss Tech
Vetted Pro
Level 2
Agency
2 orders in queue
5.0
5.0
People keep coming back! ramani007 has an exceptional number of repeat buyers.
Gig Summary
What people loved about this freelancer
aitorramos
Spain
Excellent work and great communication throughout the project. Very responsive, detail-oriented, and always willing to iterate and improve. Looking forward to continuing working together. Highly recommended.
carlosmartin390
United Kingdom
We’ve been working with Kretoss on the development of our app, and the experience has been outstanding. From the very beginning, the team demonstrated a high...
jeffptriathlon
United States
Kretoss and his team delivered an exceptional mobile development experience from start to finish. Their communication was proactive, clear, and consistent throughout...
bhavin_mist
Canada
We worked with Kretoss to implement our mobile app based on a defined set of requirements, and overall the experience was solid. They demonstrated a clear understanding...
dennissoderqvis
Sweden
Great and fantastic work and service. Looking for long time relationship after such a quality work. Truly impressed by professionalism, attention to detail,...
Vetted by Fiverr Pro
Kretoss Tech was selected by the Fiverr Pro team for their expertise.
About this gig
Exclusive Mobile App Development | Android, iOS, React Native & Flutter Developer, AI
Looking for a Premium agency to build a world-class mobile app experience? You're in the right place.
Kretoss Technology builds cutting-edge mobile apps, Android, ios, and AI-powered solutions that help startups, enterprises, and growing businesses accelerate their digital transformation.
With 1500+ projects delivered worldwide, we help businesses transform ideas into scalable, high-performance digital products.
Kretoss Technology Capabilities:
- UX/UI Design (Figma)
- Admin Dashboards
- iOS App & Android App Development
- Backend, API Integration & Automation
- Custom AI-Powered Solutions
- Deployment & DevOps
- Optimization & Maintanance Support
- In-App Purchases (Stripe, Apple Pay, GPay, etc)
Our Development Process
- Understand project requirements
- Design & develop
- Share progress updates Proper
- Getting client approval & Deliver Milestones
Kretoss Technology Promise: -
- On-Time Delivery
- Professional Code Quality
- NDA & Confidential
Note: Kindly please share your requirement before ordering.
About this agency
Kretoss Tech
Vetted Pro
Agency
50 employees
Level 2
Kretoss Tech is part of the Fiverr Pro catalog and has been hand-picked by a dedicated Fiverr Pro team for their skills and expertise.
Vetted for
Mobile App Development
Website Development
- FromIndia
- Member sinceMar 2015
- Avg. response time1 hour
- Last delivery1 day
Languages
English, Hindi, Gujarati
Kretoss Technology delivers production-ready Web, Mobile, AI, and Custom software solutions for startups & enterprises clients.
AI Automation, AI Agents, SaaS Dev, Mobile Apps, Web Dev, ERP & CRM, Shopify, Flutter, React, UI/UX, and API Integrations.
✓ 1,500+ successful projects delivered worldwide
✓ 12+ years of software development expertise
✓ Trusted by startups & enterprise clients
✓ Dedicated team of experienced engineers
✓ Transparent communication
OpenAI, Claude, React, Next.js, Flutter, React Native, Laravel, Node.js, Python, .NET, Supabase, Firebase, PostgreSQL, Shopify & AWS.
Portfolio
Other Mobile App Development Services we Offer
FAQ
What types of mobile apps do you develop?
I develop custom mobile applications for startups, businesses, and enterprises using React Native, Flutter, Swift (iOS), and Kotlin (Android). I build eCommerce apps, booking systems, healthcare apps, social platforms, delivery apps, fintech solutions, SaaS applications, and more.
Can you build the backend/API as well?
Absolutely. I provide complete end-to-end development including backend APIs, admin dashboard, database design, authentication, payment integration, notifications, and cloud deployment.
Do you develop apps for both Android and iOS?
Yes. I can develop apps for Android, iOS, or both platforms. I also build cross-platform apps using React Native or Flutter, allowing you to maintain a single codebase.
Can you integrate third-party APIs into my app?
Yes sure, I can integrate various third-party APIs, such as payment gateways, social media logins, geolocation services, and more, based on your app's requirements.
What makes your service different from others?
We are dedicated to delivering high-quality apps tailored to your needs. I focus on: Timely delivery. Clear communication. Post-project support. Creating apps with exceptional user experiences.
Which technology do you recommend: Flutter or React Native?
It depends on your project requirements. Flutter offers excellent UI consistency and performance. React Native is ideal if you already have a React web application or need faster development. I'll recommend the best technology after understanding your project.
Reviews
257 reviews for this Gig
| (248) | ||
| (6) | ||
| (1) | ||
| (0) | ||
| (2) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
A aitorramos
Spain
Ongoing collaborationAnother great experience working with this team. This is a complex and demanding project, and they continue to approach every challenge with patience, professionalism, and a problem-solving mindset. They listen carefully to feedback and work hard to turn the requirements into a functional product. I...
$600-$800
Price
5 days
Duration
R 
Seller's Response
Helpful?T teodoratuf
Bosnia and Herzegovina
Ongoing collaborationWorking with Kretoss and continuing to work with them has been a very positive experience. They’re professional, experienced, and take the time to fine-tune even minor requests until the result matches exactly what I envisioned. They’ve also been understanding about scheduling despite the time zone differences,...
$1,000-$2,500
Price
3 months
Duration
R Seller's Response
Helpful?A aitorramos
Spain
Ongoing collaborationAnother excellent experience with the team. They continue to make solid progress on a complex project, always showing commitment, patience, and a willingness to improve every detail. Communication is good, feedback is taken seriously, and they are always available to discuss solutions when needed. Very...
$800-$1,000
Price
3 days
Duration
Helpful?D dani_plantworld
United States
Ongoing collaborationThe project was really well done and delivered fast. The solution was what I expected and I would definitely hire them again if I need help in my website.
$600-$800
Price
4 days
Duration
R Seller's Response
Helpful?L lcerasa
United States
Ongoing collaborationExcellent work.
$200-$400
Price
6 days
Duration
R Seller's Response
Helpful?
Reviews
257 reviews for this Gig
| (248) | ||
| (6) | ||
| (1) | ||
| (0) | ||
| (2) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
A aitorramos
Spain
Ongoing collaborationAnother great experience working with this team. This is a complex and demanding project, and they continue to approach every challenge with patience, professionalism, and a problem-solving mindset. They listen carefully to feedback and work hard to turn the requirements into a functional product. I...
$600-$800
Price
5 days
Duration
R Seller's Response
Helpful?T teodoratuf
Bosnia and Herzegovina
Ongoing collaborationWorking with Kretoss and continuing to work with them has been a very positive experience. They’re professional, experienced, and take the time to fine-tune even minor requests until the result matches exactly what I envisioned. They’ve also been understanding about scheduling despite the time zone differences,...
$1,000-$2,500
Price
3 months
Duration
R Seller's Response
Helpful?A aitorramos
Spain
Ongoing collaborationAnother excellent experience with the team. They continue to make solid progress on a complex project, always showing commitment, patience, and a willingness to improve every detail. Communication is good, feedback is taken seriously, and they are always available to discuss solutions when needed. Very...
$800-$1,000
Price
3 days
Duration
Helpful?D dani_plantworld
United States
Ongoing collaborationThe project was really well done and delivered fast. The solution was what I expected and I would definitely hire them again if I need help in my website.
$600-$800
Price
4 days
Duration
R Seller's Response
Helpful?L lcerasa
United States
Ongoing collaborationExcellent work.
$200-$400
Price
6 days
Duration
R Seller's Response
Helpful?
