Comparison

IMPAC 3.0 vs Cementing Engineer

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

Head to head
About

IMPAC 3.0

Features
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An initiative to drive performance culture, Impac 3.0 allows users to view key performance metrics and interact with dashboards anytime, anywhere. Coupled with a brand new user experience and better performance, Impac 3.0 also brings forth new features such as Mission Board and Coach-in gamification. This will be added at a later date with the aim of increasing engagement and allowing business leaders to stay connected and be on top of their teams’ performance. The intuitive app also unifies the critical tasks and coaching to team members aimed to drive activities and improve performance of employees. Designed with a mobile-first approach, get business intelligence and human capital management information at your fingertips whenever you are with the new Impac 3.0 application!

About

Cementing Engineer

This app is a field calculator for oilfield cementing operations. It allows users to input wellbore geometry and slurry details to get live, updated calculations for volumes, pressures, and pump schedules. The app also features a live well schematic and a tally book for saving and recalling job details.

Highlights
  • Field calculator for oilfield cementing
  • Live, updating calculations for volumes and pressures
  • Wellbore geometry and slurry stack input
  • Derived results with detailed math
  • Live well schematic
  • Tally Book for saving and recalling jobs
  • Offline functionality
Features
Read full description

Cementing Engineer is a field calculator for oilfield cementing operations, built by a cementer for cementers. The app requires an auto-renewable in-app subscription after the 7-day free trial to access the calculator, Tally Book, saved jobs, schematics, and derived cementing results. Pick the job - conductor, surface, intermediate, production, two-stage, drilling or production liner, balanced plug, kick-off plug, plug & abandon, or Bradenhead squeeze - enter the wellbore geometry and slurry stack, and every number updates live as you type. DERIVED RESULTS, SHOWN WITH THE MATH - Annular, shoe track, and displacement volumes with the capacity factors behind each number - Fluid placement tops and returns at surface - Volume calculations by slurry with sacks and totals - Pump schedule with rates and durations - Thickening time requirements - Hydrostatic, differential, lift, and bump pressures with burst limits - Mix water and total water requirements LIVE WELL SCHEMATIC A measured-depth schematic of casing, open hole, and fluid placement that redraws as the design changes, including two-stage and liner jobs. TALLY BOOK Save any job to the Tally Book: a browsable log of every well with its full design, well information, schematic, and complete derived results. Reopen any saved job straight into the calculator. WORKS IN THE FIELD Calculations run on the device, so the math works with no signal at the wellsite. Sign in with Apple or Google to keep your Tally Book synced across your devices. SUBSCRIPTION REQUIRED AFTER TRIAL Start with a 7-day free trial. After the trial, Apple automatically bills the selected plan unless canceled before renewal: $9.99/month or $79.99/year. Cancel anytime in your App Store account settings. Terms of Use: https://cement-phone-calculator.pages.dev/terms Privacy Policy: https://cement-phone-calculator.pages.dev/privacy Field estimate only - verify final volumes, pressures, and regulatory requirements before pumping.

Screenshots

IMPAC 3.03 screens
Cementing Engineer4 screens

Verdict

The call

The clearest difference is in-app purchases: IMPAC 3.0 at none against Cementing Engineer's 2. IMPAC 3.0 also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads 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. Cementing Engineer sells 2 in-app purchases, starting at $9.99 per month. IMPAC 3.0 asks for nothing beyond the download.

UpkeepUpdate frequency

IMPAC 3.0 ships an update monthly, Cementing Engineer fortnightly. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 8 level
IMPAC 3.0 versus Cementing Engineer: the parameters behind the verdict, then further details
ParameterIMPAC 3.0Cementing Engineer
PriceFreeFree
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Subscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size60 MB18 MB
Age rating4+4+
Developerentomo Pte LtdRondo Wright

In-app purchases

None

IMPAC 3.0

No in-app purchases

2 purchases

Cementing Engineer

Subscriptions2
  • Pro Monthly7 Days trial$9.991 Month
  • Pro Annual7 Days trial$79.991 Year

Questions

Is IMPAC 3.0 free?
IMPAC 3.0 is free to download, with no in-app purchases.
Is Cementing Engineer free?
Cementing Engineer is free to download, with in-app purchases available.
Do IMPAC 3.0 or Cementing Engineer have ads?
Neither IMPAC 3.0 nor Cementing Engineer shows ads.
Which is updated more often, IMPAC 3.0 or Cementing Engineer?
IMPAC 3.0 ships an update monthly, and Cementing Engineer fortnightly. Most recently, IMPAC 3.0 was updated on October 19, 2026 and Cementing Engineer on October 21, 2026.

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