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$
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I will build your android health and fitness app
SAIFULLAH AHAD
About this gig
70+ APPS LIVE ON GOOGLE PLAY. Full-time native Android developer specializing in
health, fitness, and wellness apps.
LIVE PROOF (all on Google Play, links on request):
- HearWell: pure-tone audiometry, tinnitus screening, WHO classification, PDF reports
- SeeWell: 8 home vision tests + 20-20-20 break reminders
- Cadence: Wear OS walk/run interval timer with heart rate + GPS
- Tarkiz: focus / Pomodoro timer with streaks
- DermAware: skin self-check with ABCDE mole assessment
- Tiryaq: global first-aid guide with SOS numbers
WHAT YOU GET:
- Native Kotlin + Jetpack Compose (no WebView, no Flutter)
- Material 3, dark mode, foldable + tablet ready
- Sensor integration (audio, camera, GPS, heart rate)
- Room + DataStore (encrypted local storage available)
- PDF report generation
- Multi-language UI, up to 41 locales
- Medical disclaimer integration
- Privacy-first: data stays on device by default
TECH: Kotlin, Compose, Material 3, Room, DataStore, CameraX, ML Kit, Hilt,
Coroutines, WorkManager.
WHY ME: I ship. Every claim above is verifiable on my live Play Store account.
Send me your idea, and I will reply within 1 hour.
Get to know SAIFULLAH AHAD
SAIFULLAH AHAD
Android App Developer, 70 Plus Apps Published on Google Play
- FromBangladesh
- Member sinceApr 2026
Languages
English
Hi, I'm Saifullah — native Android developer with 70+ apps live on Google Play.
I specialize in Health & Fitness, Maps / Real-Time / API, Chat & Messaging (WebRTC + E2E), and Islamic / Quran / Hadith / Seerah apps.
Stack: Kotlin, Jetpack Compose, Material 3, Firebase, Retrofit, Room.
Every project ships with a Play Store-ready AAB, app icon, feature graphic, and screenshots.
I do not build finance, banking, crypto, or trading apps.
Send your scope and I'll reply today.
— Saifullah
My Portfolio
FAQ
Can you build a custom fitness or wellness Android app?
Yes. I can build custom Android apps for fitness, wellness, breathing exercises, workout routines, focus timers, habit tracking, and productivity sessions.
Do you use Kotlin and Jetpack Compose?
Yes. I can build modern Android apps using Kotlin, Jetpack Compose, Material 3, local storage, timer logic, and clean UI flows.
Can you add Wear OS smartwatch support?
Yes, if needed. I have experience with phone + Wear OS fitness app flow. Please message me first so I can check your exact smartwatch requirements.
Can you submit the app to Google Play?
I can prepare and submit the app through your own Google Play Console account. Google review and approval time is controlled by Google, so approval timing cannot be guaranteed.
Should I message you before ordering?
Yes, please message me before ordering. This helps me understand your app idea, features, screens, timeline, and the best package for your project.
