Comparison

DEGraphBlue vs JUMO smartCALC

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

Head to head
About

DEGraphBlue

Features
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App for temperature measurement via measuring device P700/P755/P770/P790 with Bluetooth! - Graphical and tabular recording of measured values every second - Save and further process measured values in standard file formats - Alert in case of value limit violation - Measured value stabilization function for calibration laboratories - Control various measuring instrument functions via App

About

JUMO smartCALC

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The JUMO smartCALC app enables fast and precise technical calculations in measurement, control, and automation technology. Intuitive calculators support users in calculating, converting, and evaluating various parameters while taking relevant tolerance classes into account. The app is available for Android and iOS devices. It stores calculation histories and impresses with a simple, practical operating concept. Resistance thermometer calculator: The calculator determines, depending on the selected Pt sensor and connection type (2- or 3/4-wire), the corresponding resistance from the measured temperature and vice versa. It also displays the maximum permissible error in temperature and resistance according to DIN EN 60751 for the selected tolerance class. For the 2-wire connection type, the cable loop resistance as well as the resulting temperature deviation due to line resistance are also considered and displayed. Transmitter calculator: The calculator determines, for temperature and pressure transmitters, the resulting electrical output signal from the selected output signal (e.g., 4โ€“20 mA, 0โ€“10 V), the defined measuring range (minimum and maximum values), and the entered measured value (temperature or pressure). This can also be done in reverse, where the corresponding measured value is calculated from the electrical output signal. Common current, voltage, and ratiometric signals are supported. Thermocouple calculator: Depending on the selected thermocouple type (e.g., E, J, K, N, T, R, S, B) and the reference temperature, the calculator determines the potential difference from the measured temperature or, conversely, the temperature from the measured potential difference. In addition, the permissible errors in temperature and voltage according to DIN EN 60584 for the selected tolerance class are displayed. When using the software, our terms and conditions apply. http://agb.jumo.info JUMO smartCONNECT contains components of open source software.

Screenshots

DEGraphBlue1 screens
JUMO smartCALC4 screens

Verdict

The call

The clearest difference is update cadence: JUMO smartCALC at monthly against DEGraphBlue's every 39 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

DEGraphBlue ships an update every 39 months, JUMO smartCALC monthly. The most recent releases landed on September 10, 2026 and September 18, 2026 respectively.

Scorecard1 real difference ยท 5 level
DEGraphBlue versus JUMO smartCALC: the parameters behind the verdict, then further details
ParameterDEGraphBlueJUMO smartCALC
PriceFreeFree
Update frequencyEvery 39 monthsMonthly โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.614.0 โ€” better
Further details โ€” not scored
Size4 MB7 MB
Age rating4+4+
DeveloperDostmann electronic GmbHJUMO GmbH & Co. KG

In-app purchases

None

DEGraphBlue

No in-app purchases

None

JUMO smartCALC

No in-app purchases

Questions

Is DEGraphBlue free?
DEGraphBlue is free to download, with no in-app purchases.
Is JUMO smartCALC free?
JUMO smartCALC is free to download, with no in-app purchases.
Do DEGraphBlue or JUMO smartCALC have ads?
Neither DEGraphBlue nor JUMO smartCALC shows ads.
Which is updated more often, DEGraphBlue or JUMO smartCALC?
DEGraphBlue ships an update every 39 months, and JUMO smartCALC monthly. Most recently, DEGraphBlue was updated on September 10, 2026 and JUMO smartCALC on September 18, 2026.

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