Calculator Calcora vs DevHabit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator Calcora
Enhance your mobile math experience with precise editing, instant feedback, and haptic responses. This clean and fast utility allows for mid-equation edits and quick result copying, making calculations more intuitive and efficient.
- Precise cursor control for mid-equation editing
- Instant feedback and haptic typing
- Double-tap to copy results
- Keep screen awake during sessions
- Clean, fast, and private design
- No ads, accounts, or internet required
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The default iPhone calculator skips a few simple but essential touches. Calcora fixes that — with precision editing, instant feedback, and a design that feels effortless. Edit mid-equation with precise cursor control. Double tap to copy results. Feel subtle haptic feedback as you type. Keep your screen awake during longer sessions. Every detail is tuned to make math on iPhone faster, calmer, and more human. Calcora isn’t cluttered or bloated. It’s clean, fast, and private — no ads, no accounts, no internet connection required.
DevHabit
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Make Change a Habit, Make Persistence Simple DevHabit is a professional habit tracking app that helps you build good habits and break bad ones using science-backed methods for personal growth. Why Choose DevHabit? • Dual Management - Unique good/bad habit classification system for better psychological experience • Home Screen Widgets - 3 widget sizes for instant progress check without opening the app • Smart Analytics - Streak counts, completion rates, trend analysis to witness daily growth • Achievement System - Unlock exclusive badges to stay motivated • Personalized Reminders - Gentle reminders for good habits, warning alerts for bad ones Core Features Habit Management 24 beautiful icons to personalize your habits Separate tracking for good and bad habits Custom reminder times and frequencies Progress Tracking One-tap check-in with intuitive interface Calendar view for historical records Streak counts and cumulative statistics Home Screen Widgets Small: Display 2 important habits Medium: Show 4 habits with progress Large: Complete dashboard view Achievement System 8 carefully designed achievement badges Milestone rewards for consistency Unlock Pro feature previews Pro Features Upgrade to Pro for powerful advanced features: • Unlimited habits (Free version limited to 3) • Advanced analytics and trend charts • iCloud auto-sync - never lose your data • All widget sizes and styles • 100+ professional habit templates • Data export (PDF/Excel formats) • Custom themes and personalization • Priority customer support Special Offers • 7-day free trial of all Pro features • 50% off first month for new users • Annual subscription saves 28% vs monthly Let DevHabit accompany your growth journey. Start today and make change a habit! Privacy Policy: https://gist.github.com/mokong/a2b2a5ba51df445acb8f1c47b5ebb08e/raw Terms of Use: https://gist.github.com/mokong/4cb5c50f435fcf6b689478051fad47c1/raw
Screenshots
Verdict
The clearest difference is in-app purchases: Calculator Calcora at none against DevHabit's 3. Calculator Calcora also leads on update cadence (monthly vs every 4 months). On price, ads, device support and iOS requirement 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. DevHabit sells 3 in-app purchases, starting at $2.99 per month. Calculator Calcora asks for nothing beyond the download.
Calculator Calcora ships an update monthly, DevHabit every 4 months. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.
| Parameter | Calculator Calcora | DevHabit |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleksandr Bashev | 珍珍 张 |
In-app purchases
Calculator Calcora
No in-app purchases
DevHabit
- Pro Monthly$2.991 Month
- Pro Yearly (Best Value)$19.991 Year
- Pro Lifetime$39.99









