Big Timer vs Simple Calculator
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Big Timer
Read full descriptionHide full description
Big Timer: Minimalist Large Digit Focus & Countdown Timer Looking for a clean, distraction-free timer with massive, easy-to-read digits across the room? Big Timer is designed with an ultra-minimalist full-screen interface featuring high-contrast extra-large numbers. Whether you are conducting a keynote presentation, studying with the Pomodoro technique, timing high-intensity interval workouts, cooking in the kitchen, or practicing meditation, Big Timer keeps your time perfectly visible at a glance. How to Use 1. Set Time: Tap the big display to quickly adjust minutes and seconds with the smooth wheel selector. 2. Mode Selection: Toggle effortlessly between Countdown mode for timed tasks and Count-Up Stopwatch mode for track sessions. 3. Start & Pause: Single-tap anywhere to start or pause the timer instantly. 4. Auto-Theme Matching: Enjoy 8 purpose-driven color themes automatically matched to your activity (Focus, Workout, Cooking, Presentation, Meditation, Deadline, Break, General). Key Features - Extra Large High-Contrast Display: Huge digital numbers designed for maximum legibility from any distance. - Dual Timer Modes: Supports both Countdown Timer and Count-Up Stopwatch functions. - 8 Purpose-Driven Dynamic Themes: Beautiful color palettes tailored for Focus (Blue), Workout (Green), Cooking (Orange), Presentation (Purple), Meditation (Cyan), Deadline (Red), Break (Lime), and General (Slate). - Keep Screen On (Wakelock): Prevents your display from sleeping or dimming automatically during important timer sessions. - Audio & Haptic Feedback: Optional pleasant completion sound and vibration alerts when your session finishes. - Lightweight & Privacy-Focused: Operates 100% locally on your device with instant responsiveness. Recommended For - Students and professionals using the Pomodoro technique for deep focus and study sessions. - Speakers, teachers, and presenters keeping track of talk duration and speech deadlines. - Fitness enthusiasts, coaches, and athletes timing gym workouts, HIIT, and interval training. - Home cooks needing a clear kitchen timer visible from across the room. - Anyone seeking a clean, uncluttered desk clock and timer experience. Download Big Timer today and enjoy a beautifully clear, large-digit focus timer!
Simple Calculator
Read full descriptionHide full description
A calculator designed for everyday use โ simple, fast, and reliable. No distractions. Just the calculations you need. Practical Calculator focuses on what really matters in daily situations like shopping. By eliminating unnecessary features, it ensures a smooth and error-free experience every time you use it. Key Features - Minimal and focused Only essential functions are included. No clutter, no confusion. - No accidental mode switching It will never turn into a scientific calculator or change behavior unexpectedly. You always get the same, predictable experience. - Built-in calculation history Displays the last 5 calculations (expressions and results). No need for memory buttons or extra steps to keep track of results. - Intuitive interface Clean and easy to use for anyone, right away. Perfect for - Quick calculations while shopping - Users who want simplicity over complexity - Anyone tired of overcomplicated calculator apps
Screenshots
Verdict
The clearest difference is in-app purchases: Big Timer at none against Simple Calculator's 2. Big Timer also leads on iOS requirement (13.0 vs 15.0). Simple Calculator's advantage is update cadence (every 3 weeks vs every 7 months). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Simple Calculator sells 2 one-off in-app purchases. Big Timer asks for nothing beyond the download.
Big Timer ships an update every 7 months, Simple Calculator every 3 weeks. The most recent releases landed on September 25, 2026 and September 20, 2026 respectively.
| Parameter | Big Timer | Simple Calculator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Every 3 weeks โ better |
| Ads | Yes | Yes |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 33 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Seulki Eom | Takao Ichimura |
In-app purchases
Big Timer
No in-app purchases
Simple Calculator
- Remove Ads$1.99
- Remove Ads + Support$2.99
Questions
Is Big Timer free?
Is Simple Calculator free?
Do Big Timer or Simple Calculator have ads?
Which is updated more often, Big Timer or Simple Calculator?
Other comparisons















