Easily Calc vs NaPALION
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Easily Calc
This ad-free calculator offers standard, scientific, and fraction calculations with a clear, editable interface. It includes unit and currency conversion, customizable themes, and home screen widgets for quick access. Save and share your calculations easily.
- Standard and scientific calculations
- Exact fractions and mixed numbers
- Editable expressions
- Unit and currency conversion
- Home screen widgets
- Customizable themes
- Calculation history
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Easily Calc is an ad-free calculator for iPhone and iPad. From everyday arithmetic to scientific expressions and exact fractions, keep your calculations clear, editable, and easy to revisit. CALCULATE WITH CLARITY • Standard and scientific calculators with readable powers, roots, parentheses, and degree/radian modes. • Exact fractions and mixed numbers, displayed naturally in calculations and history. • Select, copy, paste, and edit expressions without starting over. • Percentage tools, unit conversion, and currency conversion with cached reference rates. PICK UP WHERE YOU LEFT OFF • Restore the original expression from history and continue calculating. • Share calculations as text and save frequently used values in memory slots. • Keep your drafts and calculation history on your device. YOUR CALCULATOR, YOUR WAY • Layouts adapted for iPhone and iPad. • Light and dark appearances, colorful themes, and three button shapes. • Adjustable decimal places, number formats, and increased contrast. • Calculator, unit conversion, and currency widgets for your Home Screen, with a look that follows the app. • Control Center controls to open the calculator, scientific calculator, currency, or unit converter in one tap. • 15 languages. Supports iOS and iPadOS 14 or later. Interactive widget controls require iOS or iPadOS 17 or later. On earlier versions, widgets open the app. Control Center controls require iOS 18 or later. FREE AND PRO The free version includes standard and scientific calculations, percentage tools, unit and currency conversion, basic history, two memory slots, and three fraction calculations per day. Classic light/dark appearances and all three button shapes are free. Every version is ad-free. Pro adds unlimited fraction calculations and memory slots, history tags and notes, date and tag filters, batch CSV export, and all themes. Your saved data is preserved if Pro expires. Choose a monthly or annual subscription, or a one-time lifetime purchase. Eligible customers can get a 7-day free trial with the annual subscription. Prices and eligibility are shown before purchase. Subscriptions renew automatically unless canceled before renewal. Manage subscriptions in your Apple Account settings. A lifetime purchase does not cancel an existing subscription. Restore Purchases is available in the app. Privacy Policy: https://easycalc-app.pages.dev/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://easycalc-app.pages.dev/support.html
NaPALION
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The NaPALION App is designed to work with NaPALION sodium-ion batteries for 24/7 real-time monitoring. Users can monitor the voltage, current, state of charge (SOC), power, cell voltage, temperature, cycles, battery runtime, and history of NaPALION sodium-ion batteries. Users can use the NaPALION App to configure a battery emergency start, or upgrade the battery firmware.
Screenshots
Verdict
The clearest difference is in-app purchases: NaPALION at none against Easily Calc's 3. Easily Calc's advantage is update cadence (every 6 weeks 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. Easily Calc sells 3 in-app purchases, starting at $0.99 per month. NaPALION asks for nothing beyond the download.
Easily Calc ships an update every 6 weeks, NaPALION every 4 months. The most recent releases landed on November 4, 2026 and October 5, 2026 respectively.
| Parameter | Easily Calc | NaPALION |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 6 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 14.0 |
| Further details — not scored | ||
| Size | 17 MB | 16 MB |
| Age rating | 4+ | 17+ |
| Developer | 达晖 全 | DEFORD New Power Co., Ltd. |
In-app purchases
Easily Calc
- Pro Monthly$0.991 Month
- Pro Annual7 Days trial$3.991 Year
- Pro Lifetime$12.99
NaPALION
No in-app purchases









