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I will customize, reskin, update, develop new features ios app using swift objective c
Senior iOS Engineer, SATISFIED of customers is my First Priority
🙋♂️Hey! My name is Chien, and I’m excited to connect with you here on Fiverr. Mobile app development is a part of my life, it is as important as eating, drinking and breathing every day. 🧑💻I’m an...
About this Gig
>>> For me, customer is King <<<
- You have an amazing iOS mobile app, you want to add new features in your existing app.
- You are not satisfied with the UI/UX or some features of your iOS app, you want to redesign, reskin or customize it for better.
- Your mobile app is not smooth, you need to optimize and improve it more.
Look no further, this gig is for you. I am an expert iOS developer working on iOS app development since 2016 using Swift, Objective C, utilizing both UIKit and SwiftUI. I have developed and golive many big iOS mobile app in Vietnam as VNPT Money, VinID.
Why choose me:
- SATISFIED of Clients is my First Priority
- VIP Customer Support
- 100% Satisfaction and rating 5 star
- High Quality & Very Fast Delivering
- Free fix bug & support after release
- 24/7 Availability
- Unlimited Revision
- Best reasonable price
My Services:
- iOS App Customization
- iOS App UI/UX Design
- Swift, Xcode Development
- iOS App Integrations (APIs, third-party services)
- Custom iOS Features
- Customization, reskin, maintain, improve, optimize IOS app
Start now to resolve all your iOS development issues with reasonable budget and advice from an expert!
Note: Please Discuss with me before order on gig !
My Portfolio
Other Mobile App Maintenance Services I Offer
FAQ
Why would I choose a new seller like you among thousands of iOS maintenance gigs on Fiverr ?
I'm currently a new seller but I joined Fiverr in 2021 and became a level 2 seller in 5 months with over 50 orders and 100% 5 star reviews. Then I got busy and just came back. If choose me, you will have the opportunity to work with a professional, experienced, dedicated seller with reasonable price
Can I hire you to build an iOS app from scratch on this gig ? And how much will it cost ?
Yes, I will develop a custom iOS app for you from scratch. Prices depend on the complexity of the application. However you will get the best price.
Do you specialize in developing apps from scratch, or do you also work on enhancing existing applications with new features?
I handle both tasks, including creating apps from scratch and adding features to existing ones, as well as conducting testing. A good developer also excels in testing.
Can I negotiate the prices ?
Of course! All prices are negotiable if you contact me before to making a order.
Will you support fix bug free for adding new features after the app is developed?
Yes, 45 days free fix bug & support after new features was developed.
Can you list more details about your main expertise of the iOS App Maintenance services you provide ?
- Firebase Integration (Auth, Database, Push Notification) - REST API Integration - Social Media Integration (Google, Facebook) - Auto-layout and Size Classes - MapKit/Google Maps - Push and Local Notifications - HealthKit - Analytics, Admob - CoreData/Realm - In-App Purchases, App Submission
Will I get copyright and source code of my app ?
Yes, the complete source code and ownership would be provided to you.
Will you provide Backend and API all together ?
No, I only develop front end app, you will provide backend and api for me.
Will you submit an App to Appstore ?
Yes, but I need access of your Appstore Developer Account.
Can we remain in contact with you without any delay ?
Yes 24/7 service is always available.
Reviews
10 reviews for this Gig
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| (0) | ||
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
D 
deniscarbone
Germany
Chien Nguyen truly went beyond with this order and finished the project on the weekend, with a good bug-free code. He always responds quickly. If you need a good developer, Chien is the professional choice! Our project was quite complex too, so it's very fair of Chien to have hurried.
$200-$400
Price
2 days
Duration
C Seller's Response
Helpful?D docnahi
United States
Chien is an exceptional developer! He quickly identified and fixed the issues with my app, demonstrating deep knowledge and expertise. His efficiency, attention to detail, and problem-solving skills exceeded my expectations. He communicated clearly throughout the process and ensured everything was running...
$100-$200
Price
1 day
Duration
C Seller's Response
Helpful?A amekky332
Qatar
Extremely happy with the results, definitely will order again to improve the project together
Up to $50
Price
6 days
Duration
C Seller's Response
Helpful?A amekky332
Qatar
Chein has done great job and went above and beyond to run and maintain my outdated source code. Definitely will order again and again
Up to $50
Price
1 day
Duration
C Seller's Response
Helpful?F fabioalerni
Italy
Chien Nguyen did an OUTSTANDING job creating our mobile app! The work was professional, detailed, and went above and beyond our expectations. Proactive communication and a deep understanding made the whole process a breeze—highly recommend! 🙌
Up to $50
Price
5 days
Duration
C Seller's Response
Helpful?
Reviews
10 reviews for this Gig
| (10) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
D deniscarbone
Germany
Chien Nguyen truly went beyond with this order and finished the project on the weekend, with a good bug-free code. He always responds quickly. If you need a good developer, Chien is the professional choice! Our project was quite complex too, so it's very fair of Chien to have hurried.
$200-$400
Price
2 days
Duration
C Seller's Response
Helpful?D docnahi
United States
Chien is an exceptional developer! He quickly identified and fixed the issues with my app, demonstrating deep knowledge and expertise. His efficiency, attention to detail, and problem-solving skills exceeded my expectations. He communicated clearly throughout the process and ensured everything was running...
$100-$200
Price
1 day
Duration
C Seller's Response
Helpful?A amekky332
Qatar
Extremely happy with the results, definitely will order again to improve the project together
Up to $50
Price
6 days
Duration
C Seller's Response
Helpful?A amekky332
Qatar
Chein has done great job and went above and beyond to run and maintain my outdated source code. Definitely will order again and again
Up to $50
Price
1 day
Duration
C Seller's Response
Helpful?F fabioalerni
Italy
Chien Nguyen did an OUTSTANDING job creating our mobile app! The work was professional, detailed, and went above and beyond our expectations. Proactive communication and a deep understanding made the whole process a breeze—highly recommend! 🙌
Up to $50
Price
5 days
Duration
C Seller's Response
Helpful?
