CALC Smart Calculator ± vs GoFTP Server
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CALC Smart Calculator ±
This app offers a versatile calculator experience with basic, scientific, and advanced modes. It features real-time results, unit conversions, custom functions, and a shareable history. Optimized for various Apple devices, it's designed for ease of use by students, professionals, and scientists.
- Real-time results
- Unit and currency conversions
- Custom functions and constants
- Shareable calculation history
- Landscape mode with tape-roll
- Gratuity calculator
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Why Choose CALC Smart? ► Used by Scientists, Professionals and Students alike ► Apple-Featured: Spotlighted in Utilities and Calculate & Convert. ► User-Loved: Over 10k+ global reviews and 200M+ sessions validate its utility. ► Educator-Certified: Praised by teachers on the Educational App Store for its intuitive UI. Ready for the Latest OS * Multitask on your iPad and use 3D Touch shortcuts. * Search your calculation history with Spotlight. * Widget with history integration. * Apple Watch support, complete with haptic feedback and complications. Top 10 Unique Features ① Real-time results, even with incomplete parentheses. ② Landscape mode for shareable history and tape-roll. ③ Optimized custom keyboard & widget to save space and time. ④ Fast unit and currency conversions—a swipe away. ⑤ Quick gratuity calculator with rounding options. ⑥ Display decimals as fractions with 1/999 precision. ⑦ Create unlimited custom functions and constants. ⑧ Easy expression sharing via link. ⑨ Built-in timer. ⑩ Limitless themes and layouts. Why Users Love CALC * Live Math: Natural input, even for complex calculations. * Swipe Functions: Over 60 advanced math functions just a swipe away. * History: Never lose track of your calculations. * Conversion: 21 categories, plus custom options. Additional Features * Edit on the Fly: Long-press to modify expressions and numbers. * Audio Feedback: Customize tapping sounds. * Styling: Multiple font choices. * Enterprise-Ready: EMM support with MDM & AppConfig. We Listen * Frequent updates based on your feedback. Got a suggestion? Visit our UserVoice page: https://QApps.UserVoice.com Custom Background Tip * Design your own CALC background with images from NASA’s multimedia library: https://nasa.gov/multimedia Terms & Usage * Using this app means agreeing to the standard Terms of Use. Standard Terms of Use (EULA) - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
GoFTP Server
Easily share files between your mobile device and computers using the standard FTP protocol. Transfer photos, videos, and documents wirelessly over Wi-Fi without needing cloud services or cables. Access your device like a wireless drive from any computer on your network.
- Wireless file transfer over Wi-Fi
- FTP standard support
- Two-way file transfers
- No cloud services needed
- Access as a wireless drive
- Private network sharing
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GoFTP Server lets you seamlessly share files between your mobile device and your other devices. FTP is a standard network protocol supported by various applications available on almost any device with a network connection. With GoFTP Server, you can easily transfer photos, videos, documents, and any other files between your iPhone, iPad, Mac, PC, Windows, Linux, or any device with an FTP client. Enjoy fast file transfers over Wi-Fi, no cables required. • Effortlessly move photos and videos from your iPhone to any Windows, Linux, or Mac computer - no cloud services needed. • Connect to the app on your iPhone using the built-in FTP clients available on most operating systems - usually no additional software is required on your computer. • Enjoy smooth two-way file transfers: send files from your iPhone to your computer or bring files back onto your device. • Export photos and videos with your Photos albums preserved - albums become folders, keeping your media organized. • Take advantage of the universal FTP standard to share files even with older computers and legacy devices. • Transfer everything over Wi-Fi and enjoy complete freedom - no cables, no adapters, no hassle. • Turn your iPhone into a mini wireless drive accessible from any device on your network. • Share files privately within your own Wi-Fi network - with no third-party servers and no internet connection required.
Screenshots
Verdict
The clearest difference is price: CALC Smart Calculator ± at Free against GoFTP Server's $3.99. CALC Smart Calculator ± also leads on update cadence (fortnightly vs every 5 months) and ratings volume (2.4K vs 68). GoFTP Server's advantage is in-app purchases (none vs 4) and iOS requirement (12.0 vs 15.5). On rating and ads 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
CALC Smart Calculator ± is free to download; GoFTP Server costs $3.99 up front. CALC Smart Calculator ± sells 4 in-app purchases, starting at $0.99 per 3 months. GoFTP Server asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for CALC Smart Calculator ± against 4.8 for GoFTP Server. That said, the two scores are not equally well evidenced: CALC Smart Calculator ± has 2.4K ratings behind it against 68, so its average is the more settled of the two. Written reviews are what separate them: 87% of CALC Smart Calculator ±'s written reviews are positive against 78% of GoFTP Server's.
CALC Smart Calculator ± ships an update fortnightly, GoFTP Server every 5 months. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.
| Parameter | CALC Smart Calculator ± | GoFTP Server |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 4.8 (2.4K ratings) | 4.8 (68 ratings) |
| Positive reviews | 87.3% of reviews — better | 77.8% of reviews |
| Number of ratings | 2.4K — better | 68 |
| Update frequency | Fortnightly — better | Every 5 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.5 | 12.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | QApps LLC | Leszek Szary |
Customer experience
CALC Smart Calculator ±
GoFTP Server
Bugs and requests
CALC Smart Calculator ±
Reported bugs
3 issues- Calculation errors in certain scenarios
- Forced tutorial popup on every launch
- Unreliable widget functionality
Requested features
4 requests- Ability to easily clear calculation history
- Option to customize button layout
- Support for entering hexadecimal numbers
- Integration with other apps and services
GoFTP Server
Not enough reviews yet to summarise bugs or requests.
In-app purchases
CALC Smart Calculator ±
- Quarterly Supporter$0.993 Months
- Quarterly Supporter7 Days trial$1.993 Months
- Annual Contributor$2.991 Year
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- Annual Contributor7 Days trial$5.991 Year
GoFTP Server
No in-app purchases
Questions
Is CALC Smart Calculator ± free?
Is GoFTP Server free?
Which has better reviews, CALC Smart Calculator ± or GoFTP Server?
Do CALC Smart Calculator ± or GoFTP Server have ads?
Which is updated more often, CALC Smart Calculator ± or GoFTP Server?
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