Comparison

Atempower vs SJ Resistor Calculator

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

Head to head
About

Atempower

Monitor and control device hardware status in real-time. Access detailed operational data, receive immediate alerts for issues, and remotely manage device power switches.

Highlights
  • Real-time device status collection
  • Hardware information control
  • Access device operation data
  • Real-time monitoring
  • View detailed operational data
  • Remote power switch control
Features
Read full description

The Atempower app is a system that collects data to record the status of devices. Users can control and set hardware information and data on the system. The system can access device operation data in real-time, allowing for real-time monitoring of the device’s operational status. It enables the retrieval and viewing of detailed operational data for each device. Combined with real-time monitoring of the equipment, when a problem occurs, users can be immediately informed of the actual situation of the device through the app and can also remotely control the device’s power switch.

About

SJ Resistor Calculator

This tool simplifies resistor calculations for electronics enthusiasts, students, and professionals. It accurately decodes resistor color codes and performs series/parallel calculations for complex circuit analysis. Avoid manual errors and streamline your electronics projects.

Highlights
  • Resistor color code decoding (4, 5, 6 band)
  • Series resistor calculations
  • Parallel resistor calculations
  • Accurate resistance and tolerance values
  • User-friendly interface
Features
Read full description

############################# # SJ RESISTOR CALCULATOR # ############################# Never misread your electronic components again! SJ Resistor Calculator is the essential tool for professionals, students, and electronics enthusiasts. No more color code errors or tedious calculations for your circuits! +----------------------------------------+ | WHY CHOOSE THIS APP | +----------------------------------------+ [ INTUITIVE DECODING ] - Instantly read 4, 5, or 6-band resistors. - Get the exact value and tolerance effortlessly. [ SERIES CALCULATIONS ] - Calculate the equivalent resistance of your series circuits. - Add as many components as you need. [ PARALLEL CALCULATIONS ] - Easily analyze the behavior of your parallel circuits. - Absolute precision for your electrical designs. [ PROFESSIONAL RELIABILITY ] - A clean, ergonomic, and straightforward interface. - Designed for maintenance, studies, and troubleshooting. Free and available in your language, download it today!

Screenshots

Atempower4 screens
SJ Resistor Calculator4 screens

Verdict

The call

The clearest difference is rating: SJ Resistor Calculator at 5.0 against Atempower's 1.0. Atempower's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, ratings volume, update cadence and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SJ Resistor Calculator sells 5 one-off in-app purchases. Atempower asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SJ Resistor Calculator holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Atempower ships an update fortnightly, SJ Resistor Calculator every 2 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Atempower versus SJ Resistor Calculator: the parameters behind the verdict, then further details
ParameterAtempowerSJ Resistor Calculator
PriceFreeFree
Rating1.0 (1 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings11
Update frequencyFortnightlyEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size38 MB4 MB
Age rating17+4+
DeveloperVIC OFFROAD PTY. LTD.Stephane JAILLIARD

Customer experience

Atempower

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

SJ Resistor Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Atempower

No in-app purchases

5 purchases

SJ Resistor Calculator

One-time5
  • A coffee$0.99
  • A cookie$2.99
  • No ads$4.99
Show 2 more
  • A lemon tart$4.99
  • A pizza$9.99

Questions

Is Atempower free?
Atempower is free to download, with no in-app purchases.
Is SJ Resistor Calculator free?
SJ Resistor Calculator is free to download, with in-app purchases available.
Which has better reviews, Atempower or SJ Resistor Calculator?
SJ Resistor Calculator is rated higher. Atempower averages 1.0 out of 5 from 1 ratings, while SJ Resistor Calculator averages 5.0 from 1 ratings.
Do Atempower or SJ Resistor Calculator have ads?
SJ Resistor Calculator shows ads; Atempower does not.
Which is updated more often, Atempower or SJ Resistor Calculator?
Atempower ships an update fortnightly, and SJ Resistor Calculator every 2 weeks. Most recently, Atempower was updated on November 4, 2026 and SJ Resistor Calculator on October 30, 2026.

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