CASIO fx vs PockEmul
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CASIO fx
This app provides advanced mathematical and scientific calculation tools, including graphing and a computer algebra system. It offers a user interface similar to the handheld fx-CG500, with access to various applications like eActivity, Spreadsheet, Geometry, and Physium. It's designed to enhance learning for both new and experienced users.
- Complex calculations
- Graph drawing
- Computer Algebra System (CAS)
- eActivity for worksheets
- Spreadsheet with statistical analysis
- Geometry with animations
- Physium periodic table and constants
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●App Overview fx-CG500 comes equipped to perform complex calculations, draw graphs, and to use a computer algebra system (CAS) to investigate mathematics and solve problems. It has a user interface in the style of the handheld fx-CG500, a tool used in classrooms worldwide. This app will be beneficial for both new and experienced fx-CG500 users. fx-CG500 in combination with the free activities available from CASIO can help to take your study of mathematics to the next level. ●Trial Version vs Monthly Subscription Version After you register for a fx-CG500 Subscription, you will be provided access to a variety of different apps and functions that are essential for math and natural science learning and calculation. ・Applications You get access to a selection of more than 10 new apps that allow you to perform calculations using dynamic visual representations of math and natural science concepts. Four typical applications, each of which is essential for math and natural science learning and calculations, are described below. -eActivity eActivity lets you input math expressions and textual explanations in files that can then be used as worksheets. -Spreadsheet In addition to standard spreadsheet calculations, this app also provides statistical chart analysis and statistical calculation capabilities. -Geometry Geometry makes it possible for students to grasp relationships between figures using number tables and animations. -Physium Physium provides access to a periodic table and scientific constants for calculations. ・Functions You get additional access to more than 300 middle and higher grade math functions, including calculus, complex numbers, probability distribution, and more. ●Monthly Subscription ・Subscription Fee and Period A subscription costs $1.99 per month (calculated from your date of purchase), automatically renewed each month until you cancel your subscription. Billing is through your iTunes account. ・Automatic Renewal Details Subscriptions are renewed automatically as long as the subscriber does not cancel the subscription at least 24 hours before the end of the current subscription period. Billing for an automatically renewed subscription will be performed within 24 hours after the auto renewal. ・Checking Your Current Subscription Status and Canceling a Subscription (by Stopping Auto Renewal) You can check your current subscription status by navigating to the applicable page as shown below. [Settings > iTunes & App Store > Tap your Apple ID. > View Apple ID > Subscriptions] On the page that appears, you can check your next auto renewal date, and cancel or reconfigure your auto renewal. *You can also use iTunes to check your next auto renewal date, and cancel or reconfigure your auto renewal. ・Partial Month Cancellation Cancellation of a subscription partway through a month is not allowed. ・Terms of use http://edu.casio.com/software_app/app/termsofuse/en.html ・Privacy Policy http://world.casio.com/privacy/
PockEmul
This app emulates vintage pocket computers and scientific calculators from the late 70s and 80s. It offers a wide range of fully emulated models, adapting to different screen sizes for use on iPhones and iPads. Access all functionalities and models with a single subscription fee.
- Emulates vintage pocket computers
- Emulates scientific calculators
- Supports iPhone and iPad
- Wide range of emulated models
- Adaptive screen size behavior
- Subscription for full access
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PockEmul is an emulator of vintage pocket computers and scientific calculators from late 70s' to end 80s'. It adapts its behavior depending on the screen size. it is usable both on iPhone and iPad. PockEmul comes with 8 models fully emulated: - The scientific calculator HP-35, HP41C (HP41CX model), HP-48GX, FX 8000G, TI 57. - The pocket computer Sharp PC 1245, Sharp PC 1350, Sharp PC 1500 and Tandy PC-2. A single subscription fee give access to all functionalities and emulated models. Current available models are : - Casio PB-100, PB-300 - Casio PB-1000, PB-1000C - Casio PB-2000C, AI-1000 - Casio VX-3, VX-4, FX-870p - Casio FX-890p, Z-1, Z-1GR - Casio FP-200, FP-200Jap - Casio FX-9000p - Sharp PC-1211 Simulator - Sharp PC 1250, PC 1251, PC 1251H, PC 1255 - Sharp PC 1260, PC 1261, PC 1262 - Sharp PC-1280, PC-1280Jap - Sharp PC 1360, PC 2500 - Sharp PC 1401, PC 1402, PC 1403, PC 1403H, PC 1421, PC 1445 - Sharp PC-1425, PC-1425Jap, PC-1450, PC-1450Jap, PC-1475, PC-1475Jap - Sharp PC 1500, PC 1500jap, PC 1500A, PC 1501,CE 150 - Sharp PC 1600, CE 1600p - Sharp PC-E500, PC-E500jap, PC-E500-BL, PC-E550, PC-E500S, PC-U6000, PC-E220, PC-G850V - Sharp Printer CE-126P - HP 41C Printer (non-HP-IL) 82143A - HP 71b - HP-335, HP-10c, HP 11c, HP 12c, HP 15c and HP 16c which are RPN calculators. - TI-74, TI-95, CC-40, TI-42, TI-55 and TI-58 calculators. PC-100 Printer - Nec PC-2001, General LBC-1100, Sanco TPC-8300, National JR-800, Canon X-07, Epson HX-20 - Elektronika MK-85 , MK-85M , MK-90 - Panasonic HHC Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: PockEmul at 77% against CASIO fx's 33%. PockEmul also leads on rating (4.2 vs 2.7) and update cadence (monthly vs every 6 months). CASIO fx's advantage is monetization model (free with in-app purchases vs subscription) and iOS requirement (12.0 vs 15.6). On price, ratings volume, ads and in-app purchases 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. CASIO fx sells 1 in-app purchase, starting at $1.99 per month and PockEmul sells 4 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.
PockEmul holds the better App Store score, 4.2 against 2.7. Both are backed by a comparable volume of ratings — 9 and 15 respectively. Written reviews point the same way: 33% of CASIO fx's written reviews are positive against 77% of PockEmul's.
CASIO fx ships an update every 6 months, PockEmul monthly. The most recent releases landed on November 5, 2026 and November 3, 2026 respectively.
| Parameter | CASIO fx | PockEmul |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (9 ratings) | 4.2 (15 ratings) — better |
| Positive reviews | 33.3% of reviews | 76.9% of reviews — better |
| Number of ratings | 9 | 15 — better |
| Update frequency | Every 6 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Subscription |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 54 MB | 104 MB |
| Age rating | 4+ | 4+ |
| Developer | CASIO COMPUTER CO., LTD. | Myrio Conseils |
Customer experience
CASIO fx
PockEmul
In-app purchases
CASIO fx
- fx-CG500 1 Month Subscription$1.991 Month
PockEmul
- Monthly Subscription3 Days trial$1.491 Month
- Monthly Subscription$2.991 Month
- Monthly Subs. First year offer1 Year trial$2.991 Month
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- Yearly Subscription1 Year trial$23.991 Year








