Comparison

Carel Controlla vs Resistor Decoder

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

Head to head
About

Carel Controlla

Features
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CONTROLLA is the CAREL app designed specifically for end users, for controlling units equipped with CAREL controllers, either via the Cloud portal or a dedicated wireless gateway. The main features are: - Intuitive interaction with the unit, thanks to a customisable user interface in the desired language - Same user experience for both types of connection, via the Cloud to ensure the unit is under control even when away from home or the site, or via a local connection. - Compatibility with new generation parametric and programmable controllers.

About

Resistor Decoder

Features
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Are you an electronics hobbyist, student, or electrical engineer? Resistor Decoder is your ultimate companion to quickly and accurately calculate and identify resistor values on the go. Whether you are working with surface-mount devices (SMD) on a modern PCB or classic through-hole color-banded resistors, this app provides instant results without any hassle. Key Features: SMD Resistor Decoder 3-Digit & 4-Digit Codes: Decode standard SMD resistor markings instantly. EIA-96 System: High-precision 1% resistor code decoding using the standard multiplier lookups. Letter-Notation Codes: Easily read codes with letter values (e.g., R, K, M as decimal points). Color Band Resistor Calculator Multi-Band Support: Supports 4-band, 5-band, and 6-band color configurations. Comprehensive Details: Identifies not just the resistance value, but also the exact Tolerance and Temperature Coefficient (ppm/K). Interactive UI: Tap and select colors visually to instantly watch the value update. Built for Productivity Clean & Intuitive Interface: No complicated menus, get your answers in just a few taps. Completely Offline: Use it in the lab, workshop, or classroom without needing an internet connection. Lightweight & Fast: Optimized to run smoothly on any mobile device. Stop guessing resistor values or manually scrolling through confusing color charts. Download Resistor Decoder today and make your electronics projects easier and faster!

Screenshots

Carel Controlla4 screens
Resistor Decoder4 screens

Verdict

The call

The clearest difference is update cadence: Resistor Decoder at every 9 days against Carel Controlla's every 3 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

Carel Controlla ships an update every 3 months, Resistor Decoder every 9 days. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

Scorecard1 real difference ยท 5 level
Carel Controlla versus Resistor Decoder: the parameters behind the verdict, then further details
ParameterCarel ControllaResistor Decoder
PriceFreeFree
Update frequencyEvery 3 monthsEvery 9 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details โ€” not scored
Size52 MB72 MB
Age rating4+4+
DeveloperCAREL INDUSTRIES S.p.A.ESDEV Teknoloji

In-app purchases

None

Carel Controlla

No in-app purchases

None

Resistor Decoder

No in-app purchases

Questions

Is Carel Controlla free?
Carel Controlla is free to download, with no in-app purchases.
Is Resistor Decoder free?
Resistor Decoder is free to download, with no in-app purchases.
Do Carel Controlla or Resistor Decoder have ads?
Neither Carel Controlla nor Resistor Decoder shows ads.
Which is updated more often, Carel Controlla or Resistor Decoder?
Carel Controlla ships an update every 3 months, and Resistor Decoder every 9 days. Most recently, Carel Controlla was updated on September 21, 2026 and Resistor Decoder on September 11, 2026.

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