Gunawan Santoso

Money Manager: Expense Tracker

Intuitive finance tracking for better spending decisions.

Kraepelin Test

Enhance focus and mental agility with Kraepelin testing.

Walletly: Money Manager

Track transactions, manage budgets, and monitor multiple wallets in one simple app.

Chinese Calendar: Auspicious

Discover the richness of traditional Chinese calendar systems.

Screen Time: App Usage Track

Monitor screen time, set goals, and build healthier digital habits.

Weather & Forecast: Breeze

Beautiful weather with animated illustrations, hourly forecast & 10+ home widgets.

Fasting Track: Fasting Timer

Intermittent fasting timer & tracker with 17+ plans, schedules, and stats.

Breathe: Calm & Relax

Find calm through guided breathing and mindfulness exercises.

Luna: Period & Cycle Tracker

Understand your cycle through four seasons with daily logging and insights.

Time Track: Activity Timer

Simple stopwatch timer with labels, insights, and activity heatmap.

Micro Habit

Build lasting habits through small, consistent daily actions.

Color Blind Test — Vision Exam

Ishihara, Snellen, contrast & astigmatism — the complete offline eye test in 2 minutes.

Moneto: Money Manager & Budget

Private, on-device money manager with budgets, goals, debt, assets & net worth.

Crossword Master: Word Puzzle

Daily crossword challenges with 4 difficulty levels, hints, themes & stats.

Speed Test: Internet & WiFi

Test internet speed against Cloudflare's 300+ servers — 15 seconds, 30-day history.

Personality Test: MBTI TypeMe

MBTI, Big Five, Enneagram & Love Language tests in one beautiful offline app.

Love Calculator: Compatibility

Test love compatibility 6 ways — name, zodiac, birthday, fingerprint, photo & quiz.

Shopping List: Grocery Planner

Offline grocery lists, pantry tracker, budget — no account, no cloud.

DayStack: Daily Planner & Todo

All-in-one productivity with todo list, Pomodoro timer, and timebox planner.

LightKit — Flashlight & Tools

Bright LED flashlight with compass, magnifier, SOS beacon, level, and ruler.

BrainIQ — IQ Test & Training

Test your IQ, train your brain & track your score across 7 cognitive categories.

Spinly — Spin Wheel Decision

Random spinner wheel, dice, coin, team maker & more decision tools for groups.

Countdown — Days Until Event

Beautiful countdown timers for birthdays, trips, holidays & every moment that matters.

Meal Planner & Recipes: Larder

Weekly meal planner with 300+ recipes, auto grocery lists & hands-free cooking mode — offline.

File Manager & Cleaner: Tidy

Honest file cleaner with duplicate finder, storage analyzer, recycle bin & full file manager.

Memory Test & Brain Training

10 scientific memory tests — digit span, Corsi block, N-back, Simon & more.

TapTally

Tap, tally, track — multi-counter with goals, history & volume buttons.

Reaction Time Test & Brain: Reflex

8 scientific reaction tests — simple, choice, go/no-go, audio, memory & more.

Water Reminder: Drink Tracker

One-tap water tracking with smart reminders, 7 drink types & animated water vessel.

Flashcards & Study: CardFlip

Spaced repetition flashcards with 4 study modes, streaks & achievements — fully offline.

Invoice Maker & Receipt: PDF

Create invoices, estimates & receipts in 2 minutes — 10 templates, 30+ currencies, offline.

BMI Health: Body Weight Log

Calculate BMI, log weight & track wellness with 16 health calculators — private & offline.

2048 Merge — Number Puzzle

Classic 2048 with multiple modes, daily challenges, 8 themes & smooth animations.

QR Scanner: Barcode Reader

Effortlessly scan and process QR codes and barcodes instantly.

PDF Reader & Tools: PDFKit

Read, edit, merge, compress, sign & convert PDFs — 100% on-device, no uploads.

Daily Diary: Journal & Memories

Journal for writing, memories, photos & mood — Year in Pixels, On This Day, streaks. 100% offline.

Unit Converter & Calculator

Fast offline unit converter — 20 categories, 100+ units including BMI and cooking sizes.

LunarDay - Chinese Calendar & Almanac

Beautiful Chinese almanac — lunar dates, Tung Shing, zodiac & auspicious-date finder, offline.

Habit Tracker & Daily Goals

Forgiving habit tracker with habit-strength score, consistency grid & a living garden — offline.

Mind Map: Brainstorm & Notes

Offline mind mapping with 6 layouts, infinite canvas, focus & present modes, and 15 templates.

Book Tracker & Reading List: Read

Track books, time sessions, save quotes — Year-in-Books grid, calendar & 15 achievements.

Guitar Tuner & Metronome: Tunify

Chromatic tuner with one-cent accuracy + tap-tempo metronome, 30+ tunings.

Bloom - Pregnancy Week Tracker

Private week-by-week pregnancy tracker with kick counter, contraction timer & bump journal.

Pawlog - Pet Care Tracker

Track feeding, meds, vaccines, vet visits & grooming with a photo journal — unlimited pets, offline.

Garagely - Car Maintenance & Fuel Log

Track service, fuel, expenses & reminders for unlimited vehicles — offline, no account.

Sprout - Plant Care & Watering Reminder

Customizable watering & care reminders by room, with a care library & growth journal.

Aura - Widgets, Wallpapers & Themes

Widgets, wallpapers, icon packs & matching themes with a live editor — free & offline.

Keepsake - Home Inventory

Catalog everything you own with photos, values & receipts — claim-ready PDF, offline.

Sunday - Weekly Planner & To-Do List

Plan your whole week on one screen — tasks, recurring schedules, subtasks & lists, offline.

Echo - Voice Recorder & Transcription

Record in high quality & read it back as searchable text — on-device, no limits, offline.

Aptly: Aptitude Test Trainer

Aptitude & psychometric prep — numerical, verbal & logical reasoning with timed mocks.

Prism: Personality Test

16 Personality Types, Big Five, Enneagram & DISC in one evolving profile — free.

Petal: Period Tracker

Private period tracker with honest predictions, PIN lock & doctor-ready PDF report.

Fastly: Intermittent Fasting

Live fasting timer with fat-burning/ketosis stages, every schedule & weight tracking — free.

Megcheese (PT. Megmilk Snow Brand Indonesia)

Corporate landing page with voucher redemption campaign and budget management portal.

Arahin (PT. Navi Arah Vanadium)

Import-export platform with 600+ SSG pages, SEO optimization, and content management.

Yours (Professional Permanent Makeup Studio)

Permanent makeup studio website with service portfolio and academy training programs.

GoFrost (Cooling Solutions Provider)

Industrial cooling solutions website with service portfolio and integrated contact system.

Willylesmana.com (Professional Photography)

Photography portfolio with custom CMS for content and order management.