CalculatorX vs Focus Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CalculatorX
A fast and customizable calculator app that allows users to personalize themes, button styles, and view calculation history in real-time. Offers various display options and sound feedback for an enhanced user experience.
- Real-time calculation history
- Customizable button colors and shapes
- Multiple themes and light/dark modes
- Decimal precision control
- Exportable calculation history
- Sound effects and voice feedback
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Calculator X is a lightweight and fast calculator designed for efficient computing. Quickly change themes with simple swipe gestures, customize button colors, spacing, and shapes, and view your calculation history in real time. Features: Compact and fast – perform calculations instantly User-friendly gestures – swipe up or down to switch and customize calculator themes Customizable buttons – change button color, spacing, and shape Real-time calculation history – view your previous calculations instantly Export history – save and export your calculation history for easy reference Decimal precision control – choose the number of decimal places Thousands separator – view numbers clearly with thousands grouping Highlighted results – calculation results are displayed prominently Multiple themes – dozens of beautiful calculator themes to choose from Sound effects and voice feedback – support for button sounds and real voice responses Light and dark modes – switch easily to match your preference More features coming soon – we are constantly improving CalculatorX CalculatorX combines speed, customization, and fun to create the perfect calculation experience.
Focus Timer
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Master your time, track your work, and boost productivity without subscriptions. TimeWise is the all-in-one time tracking and focus companion designed for freelancers, students, and professionals. Whether you are logging billable hours, studying for exams, or managing side projects, TimeWise helps you stay consistent and motivated without the clutter. Unlike complex tools that require accounts or internet access, TimeWise is built to be your personal, 100% offline, and private productivity assistant. WHY CHOOSE TIMEWISE? EFFORTLESS TIME TRACKING One-Tap Timer: Start and stop your workday instantly with a simple check-in/check-out system. Manual Entry: Forgot to start the timer? Easily add past work sessions manually with intuitive date and time pickers. Smart Tags: Organize your time by projects, clients, or study subjects using custom color-coded tags. FOCUS & POMODORO TIMER Built-in Focus Mode: Stay hyper-focused with the integrated Pomodoro timer (standard 25/5 intervals). Session Tracking: Visualize your focus sessions with animated progress rings. Break Handling: Automatic notifications remind you when it is time to take a well-deserved break to prevent burnout. GAMIFICATION & MOTIVATION Streak Counter: Build lasting habits. Track your consecutive working days with the Fire Streak badge on your home screen. Achievement System: Unlock over 13 unique badges (Explorer, Time Lord, Week Warrior) as you hit milestones in hours worked, streaks, and total entries. Progress Tracking: See exactly how close you are to your next achievement to stay motivated. POWERFUL ANALYTICS Visual Statistics: Understand your habits with clear weekly bar charts and tag distribution pie charts. Insights: View total hours worked, daily averages, and productivity trends at a glance. Reports: Navigate through past weeks and months to review your performance history and calculate billable time. PRIVATE & OFFLINE FIRST 100% Offline: No internet connection required. All your data stays securely on your device. No Login Needed: Start using the app immediately. No account creation, no sign-ups, and no data tracking. Local Backup: Export and import your data anytime to keep it safe. PREMIUM USER EXPERIENCE Micro-Interactions: Enjoy a polished experience with satisfying haptic feedback and smooth transitions. Modern Design: A clean, distraction-free interface that looks great in both Light and Dark modes. Download TimeWise today and make every hour count! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: CalculatorX at every 6 days against Focus Timer's fortnightly. Focus Timer's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. CalculatorX sells 1 one-off in-app purchase and Focus Timer sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
CalculatorX ships an update every 6 days, Focus Timer fortnightly. The most recent releases landed on September 20, 2026 and September 8, 2026 respectively.
| Parameter | CalculatorX | Focus Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) — better | — |
| Positive reviews | 92.9% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 38 MB |
| Age rating | 12+ | 4+ |
| Developer | 学良 靳 | EMRE KOTUN |
In-app purchases
CalculatorX
- Lifetime Premium$2.99
Focus Timer
- Premium Access$4.997 Days
- Premium Access$29.991 Year
- Premium Lifetime Access$9.99





