Comparison

McWane Pocket Engineer v2 vs Pipe Slope Invert Planner

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

Head to head
About

McWane Pocket Engineer v2

This comprehensive virtual assistant aids professionals in the waterworks and sewer industries with ductile iron pipe design and comparisons. It offers specialized calculators for pipeline design, performance, and thrust restraint, along with product literature and manufacturing videos.

Highlights
  • Ductile iron pipe design
  • Material comparisons
  • Product and industry literature
  • Manufacturing videos
  • Eight specialized calculators
  • Pipeline design and performance analysis
  • Thrust restraint design
Features
Read full description

The McWane Pocket Engineer is a must-have for Contractors, Designers, Inspectors, and Engineers plus Sales & Support personnel alike in the WaterWorks and Sewer industries. An easy-to-use comprehensive virtual assistant covering ductile iron pipe design, manufacture, use, and comparisons to alternate materials. Contains product and industry literature, submittal data, manufacturing videos and contact information, along with eight (8) specialized calculators to perform and compare pipeline designs and performance. Compute flow rates, velocities, head loss, energy savings, hydrotest allowances, minimum radius, tonnages, contained volumes of pipelines, and all-inclusive thrust restraint design with unprecedented intuitive ease. Based upon and developed through more than 20-years of coast-to-coast experience in designing and trouble-shooting water & sewer industry applications of all kinds. More than an APP, it’s truly like having an engineer in your pocket !

About

Pipe Slope Invert Planner

Features
Read full description

Pipe Slope Invert Planner helps drainage installers, site utility crews, excavation contractors, landscape drainage crews, plumbers, and serious DIY users check a pipe run before trench work starts. Turn run length, start invert, target slope or end invert, station spacing, pipe waste, and bedding depth into a clear field sheet you can review before digging. Use it to: - solve from slope percent, total fall, or target end invert - generate station distance, fall, and invert elevation rows - check planned slope against a user-set minimum before layout - estimate pipe order length with waste - estimate bedding volume and rough gravel cost from trench dimensions - save pipe runs locally and share a plain-text station sheet Why people buy Pipe Slope Invert Planner: - a bad trench grade can mean rework after excavation starts - missed invert drops and short material orders can cost more than the app - station tables are faster to hand off than one-line slope math - pipe length, bedding volume, and rough cost belong in the same pickup sheet - saved runs help compare a side-yard drain, utility sleeve, or tie-in before layout - the app works offline with no account, ads, subscription, tracking, cloud sync, or live supplier pricing Important: Pipe Slope Invert Planner is a field math and material estimating aid. It does not provide engineering certification, code approval, drainage guarantees, permit advice, soil analysis, or site-specific installation approval. Always verify final layout, local requirements, product specifications, site conditions, and professional requirements before digging or installing.

Screenshots

McWane Pocket Engineer v24 screens
Pipe Slope Invert Planner4 screens

Verdict

The call

The clearest difference is price: McWane Pocket Engineer v2 at Free against Pipe Slope Invert Planner's $4.99. McWane Pocket Engineer v2 also leads on iOS requirement (15.6 vs 17.0). Pipe Slope Invert Planner's advantage is update cadence (fortnightly vs every 3 months). On ads, in-app purchases 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

McWane Pocket Engineer v2 is free to download; Pipe Slope Invert Planner costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

McWane Pocket Engineer v2 ships an update every 3 months, Pipe Slope Invert Planner fortnightly. The most recent releases landed on October 21, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 7 level
McWane Pocket Engineer v2 versus Pipe Slope Invert Planner: the parameters behind the verdict, then further details
ParameterMcWane Pocket Engineer v2Pipe Slope Invert Planner
PriceFree — better$4.99
Rating3.9 (10 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings10 — better—
Update frequencyEvery 3 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size29 MB1 MB
Age rating4+4+
DeveloperMcWane, LLC光 杨

In-app purchases

None

McWane Pocket Engineer v2

No in-app purchases

None

Pipe Slope Invert Planner

No in-app purchases

Questions

Is McWane Pocket Engineer v2 free?
McWane Pocket Engineer v2 is free to download, with no in-app purchases.
Is Pipe Slope Invert Planner free?
Pipe Slope Invert Planner costs $4.99, with no in-app purchases.
Do McWane Pocket Engineer v2 or Pipe Slope Invert Planner have ads?
Neither McWane Pocket Engineer v2 nor Pipe Slope Invert Planner shows ads.
Which is updated more often, McWane Pocket Engineer v2 or Pipe Slope Invert Planner?
McWane Pocket Engineer v2 ships an update every 3 months, and Pipe Slope Invert Planner fortnightly. Most recently, McWane Pocket Engineer v2 was updated on October 21, 2026 and Pipe Slope Invert Planner on October 6, 2026.

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