SHIFT Deploy vs Scientific Calculator fx
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SHIFT Deploy
Access your entire content library from any location, even without an internet connection. Sync your progress and information back to the analytics platform once you're back online.
- Offline content access
- Content library synchronization
- Progress information syncing
- Advanced analytics integration
- Cross-device compatibility
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Access your content library everywhere you go with SHIFT Deploy. Even if you are offline, on a plane or deep underground, you can keep information at your fingertips. When you are back online, you can access your content again to send progress information to SHIFT Reporter, our advanced analytics technology.
Scientific Calculator fx
This app provides a powerful scientific calculator with step-by-step solutions for equations, advanced functions, and graphing capabilities. It includes a formula library and unit converter, inspired by a popular Casio model, to aid in learning and problem-solving for math and science subjects.
- Step-by-step equation solver
- Advanced scientific functions
- Graphing mode
- Formula library
- Unit converter
- Casio fx-991 inspired interface
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Scientific Calculator fx-991 – The Ultimate Math & Science Tool! Struggling with math problems, equations, or integrals? Need a powerful scientific calculator to solve step-by-step? With Scientific Calculator fx-991, you can calculate, graph, and find formulas instantly – making learning math, physics, and chemistry easier than ever! Key Features + Step-by-step equation solver – Enter any equation and get a detailed step-by-step solution. + Advanced scientific functions – Solve fractions, algebra, derivatives, integrals, trigonometry, and more. + Graphing mode – Visualize mathematical functions interactively. + Extensive formula library – Access key formulas for math, physics, and chemistry in seconds. + Unit converter – Quickly convert between different measurement units. + Casio fx-991 inspired interface – A familiar and intuitive experience for students. Perfect for high school and college students, engineers, and professionals in STEM fields! Who is this app for? High school students – Solve algebra, calculus, and physics problems efficiently. College & university students – Master engineering, physics, and complex math subjects. STEM professionals – Perform advanced calculations quickly and accurately. Download Scientific Calculator fx-991 now and simplify your calculations! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/.
Screenshots
Verdict
The clearest difference is in-app purchases: SHIFT Deploy at none against Scientific Calculator fx's 5. SHIFT Deploy also leads on ads (none vs shown) and rating (5.0 vs 4.6). Scientific Calculator fx's advantage is update cadence (every 2 weeks vs every 2 months) and ratings volume (415 vs 2). On price, 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. Scientific Calculator fx sells 5 in-app purchases, starting at $1.99 per month. SHIFT Deploy asks for nothing beyond the download.
SHIFT Deploy holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Scientific Calculator fx has 415 ratings behind it against 2, so its average is the more settled of the two.
SHIFT Deploy ships an update every 2 months, Scientific Calculator fx every 2 weeks. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.
| Parameter | SHIFT Deploy | Scientific Calculator fx |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.6 (415 ratings) |
| Positive reviews | — | 82.9% of reviews |
| Number of ratings | 2 | 415 — better |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 15 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Aura Interactiva S.A. | Dinh Phuc |
Customer experience
SHIFT Deploy
Scientific Calculator fx
Bugs and requests
SHIFT Deploy
Not enough reviews yet to summarise bugs or requests.
Scientific Calculator fx
Reported bugs
6 issues- App crashes on loading screen
- App closes immediately on opening
- App crashes on iOS 18
- App closes after update
- Cannot upgrade to paid version
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- 'i' key not working after update
Requested features
4 requests- Fix update issue with calculation display
- Fix duplicate log key in Fx-350 layout
- Add CW layout for Casio fx991 cw
- Change ☐² to X² and ☐⁻¹ to X⁻¹
In-app purchases
SHIFT Deploy
No in-app purchases
Scientific Calculator fx
- Monthly Premium Access$1.991 Month
- 6-Month Premium Membership$2.496 Months
- Yearly Premium Access$7.991 Year
- Remove Ads 30 Days$0.99
- HiEdu Pro Lifetime$14.99
Questions
Is SHIFT Deploy free?
Is Scientific Calculator fx free?
Which has better reviews, SHIFT Deploy or Scientific Calculator fx?
Do SHIFT Deploy or Scientific Calculator fx have ads?
Which is updated more often, SHIFT Deploy or Scientific Calculator fx?
Other comparisons
