Appulse Index first saw PIER: Ohm's Law Calculator in a tracked chart on 10 Oct 2026. Since then it has charted on 3 days in 1 country, with a best rank of #45 in Paid · Utilities in Brazil on 10 Oct 2026.
Not charting right now
This app isn't in any tracked top 100 at the moment.
- Longest chart run
- —Counted while Appulse tracks it
- New ratings, 7 days
- —Needs a week of rating history
Chart record
Every tracked chart, country and day since Appulse Index first saw this app in a chart.
What's new
Version 1.1 · 8 years ago
• iPhone X compatible. • Changed the color of the PIER Wheel. • Fixed major bug.
Ranking events
- Entered the Paid · Utilities chart at #45Brazil
About
A beautiful, quick and accurate calculator to help find the voltage, current, resistance, and power. Quick and easy to use. Interact with the ohm's law wheel to help encourage you to learn/remember the formulas of the wheel. Click on a formula and enter in the two variables to find the answer. Not only will it show the answer in the bottom left, but it will also show the fourth variable in the top left. Answers are transposed to a (easier to read) simplified value. When in need for a…
Ranks come from Apple's public App Store charts, checked once a day. Appulse Index isn't affiliated with Apple.
Current rankings
Not charting right now
This app isn't in any tracked top 100 at the moment. Its history shows when it was.
Competitors
Compare with the top 3Full chartTop of Paid · Utilities in Brazil. PIER: Ohm's Law Calculator isn't in it right now. Changes are over 7 days.
- #1 (number one)No change
Real Sensi FF - PROAurion Technologies L.L.C. - #2Up 2 places
HolyricsVinicius Lima da Silva - #3Down 1 place
atvToolsOleksandr Hamlii - #4Down 1 place
ShadowrocketShadow Launch Technology Limited - #5No change
Gerador de Sensi - PROAurion Technologies L.L.C. - #6Up 8 places
iVerify BasiciVerify - #7New entry
FoldTickTan Teck Hean - #8Down 2 places
CDI Profire-X (PRO)Mult Scan Tecnologia Eletronica Mult Scan LTDA - #9Up 12 places
Private LLM - Local AI ChatNumen Technologies Limited - #10Not enough history yet
Tabela TacoRodrigo Scroferneker - #11Up 42 places
AeroTimeHenrique Chelotti Duarte - #12Up 75 places
Charles ProxyXK72 Limited - #13Up 38 places
No Reel For InstagramGuillaume Claverie - #14New entry
Amigo Secreto FácilRodolfo Ramos Orlandini - #15New entry
関数電卓 Panecal PlusNoriyasu Kutsuzawa - #16New entry
Hondata CompleteAlphabit Software Inc. - #17New entry
iDOS 3潮激 李 - #18New entry
Quantumult XCross Utility Ltd - #19New entry
HourlyChris Jones - #20New entry
DMX Dip CalculatorRobin Haugan
Screenshots
More from Bret Hardman
| App | Best rank now | Released | App Store |
|---|---|---|---|
 QuickBend: Conduit BendingProductivity · | Paid · ProductivityUnited States#3 | ||
 Phased: Circuit ColorsProductivity · | Paid · ProductivityUnited States#40 | ||
 Derated: Conduit FillProductivity · | Not charting | ||
 Workman's Calculator ProUtilities · | Not charting | ||
 RIGID: Conduit Bending CalculatorProductivity · | Not charting |
Appulse Index first saw PIER: Ohm's Law Calculator in a tracked chart on 10 Oct 2026. Since then it has charted on 3 days in 1 country, with a best rank of #45 in Paid · Utilities in Brazil on 10 Oct 2026.
Store listing
How the app presents itself on the App Store. Select a screenshot to open it full size.
App facts
What Apple publishes about this app. Ratings are from one country's App Store.
- Price
- R$12.90
- Released
- 14 Nov 2016
- Last update
- Version 1.1
- Requires
- iOS 10.0or later
- Size
- 21.8 MB
- Languages
- 1
Chart record
Every tracked chart, country and day since Appulse Index first saw this app in a chart.
Rank history
Higher on the chart is better: #1 is at the top.
No chart history to show
History appears for charts the app is currently in.
Current rankings
Every chart this app is in right now, best position first.
Not charting right now
This app isn't in any tracked top 100 at the moment. Its history shows when it was.
Ranking events
Entries, big moves, #1s and new versions we've recorded, by day.
- Entered the Paid · Utilities chart at #45Brazil
Competitors
Compare with the top 3Full chartTop of Paid · Utilities in Brazil. PIER: Ohm's Law Calculator isn't in it right now. Changes are over 7 days.
- #1 (number one)No changeReal Sensi FF - PROAurion Technologies L.L.C.
- #2Up 2 placesHolyricsVinicius Lima da Silva
- #3Down 1 placeatvToolsOleksandr Hamlii
- #4Down 1 placeShadowrocketShadow Launch Technology Limited
- #5No changeGerador de Sensi - PROAurion Technologies L.L.C.
- #6Up 8 placesiVerify BasiciVerify
- #7New entryFoldTickTan Teck Hean
- #8Down 2 placesCDI Profire-X (PRO)Mult Scan Tecnologia Eletronica Mult Scan LTDA
- #9Up 12 placesPrivate LLM - Local AI ChatNumen Technologies Limited
- #10Not enough history yetTabela TacoRodrigo Scroferneker
- #11Up 42 placesAeroTimeHenrique Chelotti Duarte
- #12Up 75 placesCharles ProxyXK72 Limited
- #13Up 38 placesNo Reel For InstagramGuillaume Claverie
- #14New entryAmigo Secreto FácilRodolfo Ramos Orlandini
- #15New entry関数電卓 Panecal PlusNoriyasu Kutsuzawa
- #16New entryHondata CompleteAlphabit Software Inc.
- #17New entryiDOS 3潮激 李
- #18New entryQuantumult XCross Utility Ltd
- #19New entryHourlyChris Jones
- #20New entryDMX Dip CalculatorRobin Haugan
About
From the app's App Store listing.
A beautiful, quick and accurate calculator to help find the voltage, current, resistance, and power. Quick and easy to use. Interact with the ohm's law wheel to help encourage you to learn/remember the formulas of the wheel.
Click on a formula and enter in the two variables to find the answer. Not only will it show the answer in the bottom left, but it will also show the fourth variable in the top left.
Answers are transposed to a (easier to read) simplified value. When in need for a…
What's new
Version 1.1 · 13 Nov 2017 ·
- iPhone X compatible.
- Changed the color of the PIER Wheel.
- Fixed major bug.
More from Bret Hardman
Their other apps that Appulse has seen in the charts, charting ones first.
| App | Best rank now | Released | App Store |
|---|---|---|---|
QuickBend: Conduit BendingProductivity · | Paid · ProductivityUnited States#3 | ||
Phased: Circuit ColorsProductivity · | Paid · ProductivityUnited States#40 | ||
Derated: Conduit FillProductivity · | Not charting | ||
Workman's Calculator ProUtilities · | Not charting | ||
RIGID: Conduit Bending CalculatorProductivity · | Not charting |
Ranks come from Apple's public App Store charts, checked once a day. Appulse Index isn't affiliated with Apple.