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Explorer
Fiverr Pro
Français
$
USD
I will fix bug, error, crashes flutter app or customize flutter app
Bizsailor
Level 2
4,9
4,9
À propos de ce service
Are you facing errors, crashes, bugs in your Flutter app? Or want to add new features, customize flutter app? You're in the right place!
I will fix bugs, errors, and crashes, and also add new features, customize UI, and enhance performance of your Flutter app ensuring it runs smoothly on both Android and iOS.
Services I Provide:
- Fix any Flutter app bugs, crashes, or build issues
- Add new features or functionalities
- Customize app design and layout
- Integrate APIs, Firebase, or third-party services
- Implement login/authentication (Email, Google, Phone, etc.)
- Optimize app speed and performance
- Update app to the latest Flutter & Dart version
- Add dark mode or multi-language support
- Integrate payment gateways (Tap, Stripe, PayPal, etc.)
- Set up push notifications and in-app messages
- Fix Android/iOS build or publishing issues
- Convert UI designs (Figma/XD/PSD) into Flutter code
- Add animations or motion effects
- Refactor and clean your existing codebase
- Provide full project setup, deployment, and maintenance
Why Choose Me:
- ️ Experienced Flutter developer (Android & iOS)
- ️ Clean, optimized, and scalable code
- ️ Fast delivery and 100% satisfaction guaranteed
- ️ Post-delivery support available
Découvrez Bizsailor
Bizsailor
A leading IT agency providing app, web development solutions
Level 2
- DeBangladesh
- Membre depuisnov. 2023
- Temps de réponse moy.1 heure
- Dernière commande4 semaines
Langues
Bengali, Anglais
We are BizSailor, your expert team for website. mobile app development and customization.
We offer Mobile App Development (Android/iOS), App Reskinning, App Customization, Website Development, eCommerce Development; UI/UX Design & Customization. API Integration and Bug Fixing.
We work with Flutter, React Native, Swift, Java. Laravel, WordPress, Shopify & more.
Clean code, Fast Delivery, and Full Support guaranteed. Let’s bring your ideas to life—order now or message us!
Mon portfolio
Autres services de Développement d'applications mobiles I Offre
FAQ
What do you need from me to get started?
I’ll need your Flutter project files (or GitHub access), a brief description of the bug, error issue or feature you want added, and any design files (if applicable).
Can you fix both Android and iOS issues?
Yes! I fix bugs and customize features for both Android and iOS platforms using Flutter’s cross-platform capabilities.
Can you add new features to an existing Flutter app?
Absolutely. I can add new screens, functionalities, integrations, or any feature you need — even if it’s not currently in your app.
What if my issue is too complex or unclear?
No worries — message me first! I’ll review your project and give a clear quote and time estimate before starting.
Will you keep my project data and code secure?
Yes, 100%. Your code, design, and data remain confidential and are never shared with anyone else.
Can you update my Flutter version to the latest one?
Yes, I can upgrade your app to the latest Flutter and Dart versions, ensuring compatibility and performance improvements.
Do you provide post-delivery support?
Yes, I offer free post-delivery support for minor issues and guidance after completion. Extended support can also be arranged if needed.
Do you also help with app deployment?
Yes, I can help you build, test, and deploy your app to Google Play Store and Apple App Store if required.
Avis
6 avis concernant ce service
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Détails de la notation
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- Valeur de la livraison
Trier par
Les plus pertinents
M 
meksmedia
Client récurrent
États-Unis
Outstanding work! This is my second time working with this seller, and once again the project was delivered exactly as requested, with great attention to detail and excellent communication throughout the process. Professional service and high-quality results. I will definitely retain for future project updates and upcoming projects. Highly recommended!
200 $US-400 $US
Prix
6 Mois
Durée
Utile?S salihdabo
Client récurrent
Burkina Faso
pour la deuxième fois encore je suis entièrement satisfait. je vous recommande fortement c'est un homme honnête
50 $US-100 $US
Prix
7 jours
Durée
Utile?C chjmiche
Client récurrent
Allemagne
Very good delivery.
400 $US-600 $US
Prix
8 semaines
Durée
Utile?U 
umair_0150
Client récurrent
Pakistan
This is my second time working with him he has never disappointed me I love working with him I admire his skills. I the future I will work with him again. highly recommend to everyone
Jusqu’à 50 $US
Prix
6 jours
Durée
Utile?R 
rajneesh_kumar
Client récurrent
Inde
It was good experience working with him.
Jusqu’à 50 $US
Prix
11 jours
Durée
Utile?
Avis
6 avis concernant ce service
| (6) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Détails de la notation
- Niveau de communication avec le freelance
- Qualité de la livraison
- Valeur de la livraison
Trier par
Les plus pertinents
M meksmedia
Client récurrent
États-Unis
Outstanding work! This is my second time working with this seller, and once again the project was delivered exactly as requested, with great attention to detail and excellent communication throughout the process. Professional service and high-quality results. I will definitely retain for future project updates and upcoming projects. Highly recommended!
200 $US-400 $US
Prix
6 Mois
Durée
Utile?S salihdabo
Client récurrent
Burkina Faso
pour la deuxième fois encore je suis entièrement satisfait. je vous recommande fortement c'est un homme honnête
50 $US-100 $US
Prix
7 jours
Durée
Utile?C chjmiche
Client récurrent
Allemagne
Very good delivery.
400 $US-600 $US
Prix
8 semaines
Durée
Utile?U umair_0150
Client récurrent
Pakistan
This is my second time working with him he has never disappointed me I love working with him I admire his skills. I the future I will work with him again. highly recommend to everyone
Jusqu’à 50 $US
Prix
6 jours
Durée
Utile?R rajneesh_kumar
Client récurrent
Inde
It was good experience working with him.
Jusqu’à 50 $US
Prix
11 jours
Durée
Utile?
