Hello sir/Madam, I Hope you are doing well !!!
I have read your requirements and understood that you are looking for a mobile app developer to develop a messaging application like WhatsApp, telegram.
I'm pleased to inform you that we are working for the last 16 years in WEBSITE, SOFTWARE, and MOBILE APP DEVELOPMENT & we have 8+ years experienced developer team in Android, iPhone, Java, PHP and we already built 218 + projects on Android and iPhone.
★Thanks for giving reference apps & I have also installed WHATSAPP & TELEGRAM apps on my mobile phone & understand all the features & functionality & I will provide you a PERFECT timeline & budget via chat.
★WhatsApp Messenger is a freeware, cross-platform messaging and Voice over IP service owned by Facebook. It allows users to send text messages and voice messages, makes voice and video calls, and share images, documents, user locations, and other media.
★Telegram is a cloud-based instant messaging and voice over IP service. Telegram client apps are available for Android, iOS, Windows Phone, Windows NT, macOS, and Linux. Users can send messages and exchange photos, videos, stickers, audio and files of any type.
I have developed apps such as
☆ Social networking & lifestyle(Tinder-style dating, chatting, sharing),
☆ Food & drink(Restaurant),
☆ Health & fitness,
☆ School management,
☆ Trave & booking(geolocation),
☆ Business(shopping), etc.
Awaiting your positive reply to move further.
Best Regards,
Zalak Virani