Comparison

CASSY App vs PHYWE DigiCartAPP

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

CASSY App

Control scientific measurement devices and display data on your mobile device. Analyze, store, and share results without a PC. Supports a wide range of physics, chemistry, and biology sensors.

Highlights
  • Control CASSY devices
  • Display measurements (analog/digital, tables, diagrams)
  • Evaluate and store data
  • Share results wirelessly
  • Support for physics, chemistry, and biology sensors
  • WebDAV server integration
Features
Read full description

With the CASSY App, students and teachers can measure, observe and analyse using CASSY – on an iPad or iPhone. It’s simple and practical for everyday use: just type in the PIN from the CASSY display or scan the QR code and start measuring straight away. - Free experimentation without fixed experimental parameters - Group measurements: connect up to 4 devices to a single CASSY simultaneously - Live measurement results on an external display in digital and analogue displays, tables and diagrams - Free configuration of measurements - Comparison of multiple measurements - Individual evaluation per student - Save results and load measured values for analysis - Exam mode for exam security (configurable via CASSY teaching profiles on our LeyLab online portal) - Can be used without internet access The CASSY App supports all CASSY sensors and the following CASSY devices: - Mobile-CASSY 2 WiFi (524 005W2, 524 005W) - Power Analyser CASSY (727 101, 727 111) - Machine Test CASSY (773 1901, 773 2901) - Converter Controller CASSY (773 5291) - Power Control CASSY (773 530) You can obtain a compatible CASSY and the sensors from LD DIDACTIC GmbH. Further information can be found on our website.

About

PHYWE DigiCartAPP

Read full description

Discover the PHYWE DigiCartAPP! Turn your iPad into a measurement device: With the PHYWE DigiCartAPP dynamics and kinetics are as easy and intuitive as never before. Just connect a PHYWE Cobra DigiCart using Bluetooth and experience 12 experiments from basic to expert level: Β· Motion and average speed Β· Average speed and instantaneous speed Β· Speed and acceleration of linear motion Β· Analysis of uniform linear motion Β· The relationship between acceleration and force Β· Kinetic energy of doing work by constant force Β· Relationship between work and speed (2 experiments) Β· The momentum theorem Β· The law of conservation of momentum Β· Magnetic dampening Β· Forced vibration and resonance Everything you need is already set up: Measurement parameters, graphical output, data tables, analytical functions and experiment guides are designed to fit perfectly for each individual experiment. For more information about the Cobra DigiCart and many more datalogging sensors from our Cobra series visit our website.

Screenshots

CASSY App4 screens

Verdict

The call

The clearest difference is update cadence: CASSY App at every 3 months against PHYWE DigiCartAPP's every 7 months. CASSY App also leads on device support (3 vs 1). PHYWE DigiCartAPP's advantage is iOS requirement (9.0 vs 15.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CASSY App ships an update every 3 months, PHYWE DigiCartAPP every 7 months. The most recent releases landed on November 2, 2026 and October 26, 2026 respectively.

Scorecard3 real differences Β· 5 level
CASSY App versus PHYWE DigiCartAPP: the parameters behind the verdict, then further details
ParameterCASSY AppPHYWE DigiCartAPP
PriceFreeFree
Positive reviews60.0% of reviewsβ€”
Update frequencyEvery 3 months β€” betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeβ€”
DevicesiPhone, iPad, iPod β€” betteriPad
Requires iOS15.09.0 β€” better
Further details β€” not scored
Size76 MB134 MB
Age rating4+4+
DeveloperLD DIDACTIC GmbHPHYWE Systeme GmbH & Co. KG

In-app purchases

None

CASSY App

No in-app purchases

None

PHYWE DigiCartAPP

No in-app purchases

Questions

Is CASSY App free?
CASSY App is free to download, with no in-app purchases.
Is PHYWE DigiCartAPP free?
PHYWE DigiCartAPP is free to download, with no in-app purchases.
Do CASSY App or PHYWE DigiCartAPP have ads?
Neither CASSY App nor PHYWE DigiCartAPP shows ads.
Which is updated more often, CASSY App or PHYWE DigiCartAPP?
CASSY App ships an update every 3 months, and PHYWE DigiCartAPP every 7 months. Most recently, CASSY App was updated on November 2, 2026 and PHYWE DigiCartAPP on October 26, 2026.

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