Comparison

Cable Calc vs SMGO

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

Head to head
About

Cable Calc

Calculate the minimum required cable size for single and three-phase circuits based on BS 7671 standards. Input design criteria, installation methods, and environmental factors to determine appropriate cable dimensions. Save or print detailed results for your projects.

Highlights
  • Calculate single and three-phase radial circuits
  • Calculate single-phase ring final circuits
  • Based on BS 7671 standards
  • Enter design criteria
  • Select cable type, installation method, ambient temperature, and grouping
  • Save or print results
  • Add circuit and client details
Features
Read full description

A cable size calculator based on BS 7671 for calculating single phase and three phase radial circuits and single phase ring final circuits. Calculate the minimum required cable size based on the tables within BS 7671 and print or save the results. STEP 1: Enter your design criteria and select a cable type. STEP 2: Select an installation method, ambient temperate and grouping. Option to enter a circuit reference and circuit description. Option to enter a client name and installation address. Option to add a signatory. Check out our full collection of electrical apps & software packages for electricians at https://www.procertssoftware.com/apps/

About

SMGO

Features
Read full description

Multi-Program Support Log multiple activations simultaneously with support for Park to Park, Bunker to Bunker, and Summit to Summit operations. Offline Capability Log contacts anywhere without internet connectivity. Sync when connection is available. Platform Integration Optional integration with StationMasterPro.com, QRZ, Club Log, eQSL, SQL Master, and other platforms. QRZ Lookup Instant callsign lookup for name and location details. Activation Programs Supports POTA, WWFF, IOTA, WWBOTA, SOTA, SIG, and additional programs. ADIF Export Export logs in ADIF format with templates tailored for each platform. Cluster Integration Built-in cluster support with automatic self-spotting capability. RustyCluster.com Integrated DX Cluster connectivity through RustyCluster.com. Location Search Map-based search for nearby Parks, Summits, Bunkers, and other activation sites. Statistics & Visualization Charts, countries worked reports, and activity statistics. Social Sharing Share activations and achievements on social platforms. Privacy No usage tracking or data collection. Cloud Sync Cloud backup and synchronization for logs across devices.

Screenshots

Cable Calc4 screens
SMGO4 screens

Verdict

The call

The clearest difference is price: SMGO at Free against Cable Calc's $14.99. SMGO also leads on update cadence (monthly vs every 4 months). Cable Calc's advantage is iOS requirement (11.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

SMGO is free to download; Cable Calc costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Cable Calc ships an update every 4 months, SMGO monthly. The most recent releases landed on September 12, 2026 and September 8, 2026 respectively.

Scorecard3 real differences ยท 5 level
Cable Calc versus SMGO: the parameters behind the verdict, then further details
ParameterCable CalcSMGO
Price$14.99Free โ€” better
Positive reviews16.7% of reviewsโ€”
Update frequencyEvery 4 monthsMonthly โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 โ€” better15.0
Further details โ€” not scored
Size3 MB13 MB
Age rating4+4+
DeveloperPro Certs Software Ltdstuart green

In-app purchases

None

Cable Calc

No in-app purchases

None

SMGO

No in-app purchases

Questions

Is Cable Calc free?
Cable Calc costs $14.99, with no in-app purchases.
Is SMGO free?
SMGO is free to download, with no in-app purchases.
Do Cable Calc or SMGO have ads?
Neither Cable Calc nor SMGO shows ads.
Which is updated more often, Cable Calc or SMGO?
Cable Calc ships an update every 4 months, and SMGO monthly. Most recently, Cable Calc was updated on September 12, 2026 and SMGO on September 8, 2026.

Other comparisons