Comparison

Ideal Supply VMI vs E

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

Head to head
About

Ideal Supply VMI

Features
Read full description

Ideal Supply Vendor Managed Inventory (VMI)

About

E

This app provides comprehensive electrical calculations based on the Canadian Electric Code. It assists electricians and engineers with tasks like wire and conduit sizing, fusing, and load calculations, offering detailed results and saving them for sharing or printing.

Highlights
  • Canadian Electric Code calculations
  • Wire and conduit sizing
  • Fusing and overload calculations
  • Motor and transformer load calculations
  • Custom panel legends
  • Voltage drop calculations
  • Box fill calculations
Features
Read full description

E-Calc Master is an electrical application for calculating many common electrical problems. This app is an essential tool for all electricians and electrical engineers. Unlike other similar apps E-Calc not only calculates simple formulas but returns code results including wire sizing, conduit sizing, fusing, overload size, ground and bond size and much more based on the Canadian Electric Code. The features of this app are too long to list but here are a few of the key ones; - All calculations are saved and can be shared or printed. - Universal app runs on iPhone and iPad. - Calculate any motor load and get maximum overcurrent, maximum overload, minimum wire, minimum pipe, and minimum bond wire size. - Calculate transformer size and get FLA, pipe size, fuse and breaker size, bond size, on both primary and secondary. - Create custom panel legends and print to scale. - Calculate the allowable ampacity of any wire type and deration situation. - Calculate maximum number of similar sized wires in a given pipe size. - Calculate required bonding sizes. - Easily calculate complicated voltage drop calculations. Get results for percentage voltage drop as well as maximum lengths of runs and wire size. Derating is also supported. - Calculate minimum burial depths for any situation including special situations including mechanical protection, under slab, and rock encased. - Calculate any box fill situation in mL and cubic inch. - Calculate recommeneded torque settings for all varieties of lugs and terminations. - Convert many common units with the built in conversion calculator. - Includes handy diagrams for service masts, kitchen wiring and communication cabling. - Calculate linear expansion of conduits. - Ohm's law calculator. - Strap spacing calculator. - Voltage unbalance calculator. - Find NEMA codes and specs of receptacles. - Calculate residential single dwelling service sizes.

Screenshots

Ideal Supply VMI4 screens
E4 screens

Verdict

The call

The clearest difference is price: Ideal Supply VMI at Free against E's $13.99. Ideal Supply VMI also leads on iOS requirement (15.5 vs 17.6). On update cadence, 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

Ideal Supply VMI is free to download; E costs $13.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Ideal Supply VMI ships an update every 3 weeks, E every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
Ideal Supply VMI versus E: the parameters behind the verdict, then further details
ParameterIdeal Supply VMIE
PriceFree — better$13.99
Rating—3.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.5 — better17.6
Further details — not scored
Size6 MB37 MB
Age rating4+4+
DeveloperIdeal SupplySnappy Appz Inc.

In-app purchases

None

Ideal Supply VMI

No in-app purchases

None

E

No in-app purchases

Questions

Is Ideal Supply VMI free?
Ideal Supply VMI is free to download, with no in-app purchases.
Is E free?
E costs $13.99, with no in-app purchases.
Do Ideal Supply VMI or E have ads?
Neither Ideal Supply VMI nor E shows ads.
Which is updated more often, Ideal Supply VMI or E?
Ideal Supply VMI ships an update every 3 weeks, and E every 5 weeks. Most recently, Ideal Supply VMI was updated on November 6, 2026 and E on November 3, 2026.

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