Current rank
#14Canada · Paid · Productivity
- Was
- —7 days ago
- Change
- Not enough history yetover 7 days
- Best
- #14in 7 days
- Longest chart run
- 1 dayCanada · Paid · Productivity
- New ratings, 7 days
- —Needs a week of rating history
What's new
Version 1.0.9 · 5 months ago
* Added support for Barrel (bbl) input in Mud Weight-Up with Barite calculations * Added Metric Tons output for Barite Required calculations * Minor UI and stability improvements
Ranking events
- Entered the Paid · Productivity chart at #14Canada
About
Designed for engineers, students, and safety personnel in the upstream oil and gas industry, this easy-to-use app simplifies essential oilfield calculations. Quickly compute key drilling, well control, and production parameters with a streamlined interface. • Comprehensive Calculations: Access a wide range of industry-standard formulas, including Hydrostatic Pressure, Mud Weight, and more. • Seamless Unit Switching: Instantly convert between imperial and metric (SI) units with built-in…
Ranks come from Apple's public App Store charts, checked once a day. Appulse Index isn't affiliated with Apple.
Rank history
Higher on the chart is better: #1 is at the top.
Sign in to see 30 days, 90 days and all history.
Canada · Paid · Productivity: best #14, latest #14, over 9 snapshots since 19 Oct.
In 1 chart now
| Chart | Rank | 24 h | 7 days | Best | Days on chart |
|---|---|---|---|---|---|
| Canada· Paid · Productivity · best #14 · 1 day | #14 | New entry | Not enough history yet | #14 | 1 |
Competitors
Full chartTop of Paid · Productivity in Canada. Petroleum Field Calculator is #14 there. Changes are over 7 days.
- #1 (number one)Not enough history yet
TypeDrawTrautmann & Dorre GbR Shaped Agency - #2Down 1 place
Goblin ToolsSkyhook - #3No change
2Do: To Do List & Task ManagerBeehive Innovations Services - #4No change
Shift WorkerProduction Shed Pty Ltd - #5Down 3 places
Things 3Cultured Code GmbH & Co. KG - #6Up 14 places
- #7Up 45 places
FKeys + TabKelowna Software Ltd - #8Up 17 places
Due - Reminders & TimersDue Apps LLP - #9Up 19 places
Pythonista 3omz:software - #10Down 1 place
SocialFocus: Hide DistractionsYevhen Tretiakov - #11Up 20 places
Dark Reader for SafariDark Reader Ltd - #12New entry
Flat Rate Tracker OneCKP Capital - #13New entry
Safe + Password Manageredv & medien GmbH - #15New entry
- #16New entry
Pascal: 3-in-1 CalculatorAndrew Wei - #17Down 11 places
QuickBend: Conduit BendingBret Hardman - #18Down 7 places
SponsorBlock for SafariAjay Ramachandran - #19Down 9 places
DumbifyAB Apps Inc. - #20Up 1 place
iFacialMocapDevelopW LLC - #21Up 76 places
Merge Voice MemosPLATINUM CITY LLC
Screenshots
About
From the app's App Store listing.
Designed for engineers, students, and safety personnel in the upstream oil and gas industry, this easy-to-use app simplifies essential oilfield calculations. Quickly compute key drilling, well control, and production parameters with a streamlined interface.
- Comprehensive Calculations: Access a wide range of industry-standard formulas, including Hydrostatic Pressure, Mud Weight, and more.
- Seamless Unit Switching: Instantly convert between imperial and metric (SI) units with built-in…
What's new
Version 1.0.9 · 6 May 2026 ·
- Added support for Barrel (bbl) input in Mud Weight-Up with Barite calculations
- Added Metric Tons output for Barite Required calculations
- Minor UI and stability improvements
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
- CA$0.99
- Released
- 20 Mar 2022
- Last update
- Version 1.0.9
- Requires
- iOS 17.6or later
- Size
- 4.1 MB
- Languages
- 1
Rank history
Higher on the chart is better: #1 is at the top.
Sign in to see 30 days, 90 days and all history.
Canada · Paid · Productivity: best #14, latest #14, over 9 snapshots since 19 Oct.
Current rankings
Every chart this app is in right now, best position first.
| Chart | Rank | 24 h | 7 days | Best | Days on chart |
|---|---|---|---|---|---|
| Canada· Paid · Productivity · best #14 · 1 day | #14 | New entry | Not enough history yet | #14 | 1 |
Ranking events
Entries, big moves, #1s and new versions we've recorded, by day.
- Entered the Paid · Productivity chart at #14Canada
Competitors
Full chartTop of Paid · Productivity in Canada. Petroleum Field Calculator is #14 there. Changes are over 7 days.
- #1 (number one)Not enough history yetTypeDrawTrautmann & Dorre GbR Shaped Agency
- #2Down 1 placeGoblin ToolsSkyhook
- #3No change2Do: To Do List & Task ManagerBeehive Innovations Services
- #4No changeShift WorkerProduction Shed Pty Ltd
- #5Down 3 placesThings 3Cultured Code GmbH & Co. KG
- #6Up 14 places
- #7Up 45 placesFKeys + TabKelowna Software Ltd
- #8Up 17 placesDue - Reminders & TimersDue Apps LLP
- #9Up 19 placesPythonista 3omz:software
- #10Down 1 placeSocialFocus: Hide DistractionsYevhen Tretiakov
- #11Up 20 placesDark Reader for SafariDark Reader Ltd
- #12New entryFlat Rate Tracker OneCKP Capital
- #13New entrySafe + Password Manageredv & medien GmbH
- #14New entryPetroleum Field CalculatorThis app
- #15New entry
- #16New entryPascal: 3-in-1 CalculatorAndrew Wei
- #17Down 11 placesQuickBend: Conduit BendingBret Hardman
- #18Down 7 placesSponsorBlock for SafariAjay Ramachandran
- #19Down 9 placesDumbifyAB Apps Inc.
- #20Up 1 placeiFacialMocapDevelopW LLC
- #21Up 76 placesMerge Voice MemosPLATINUM CITY LLC
Ranks come from Apple's public App Store charts, checked once a day. Appulse Index isn't affiliated with Apple.