Comparison

Smart Sensor Automation vs TriTab Calc

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

Head to head
About

Smart Sensor Automation

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Smart Sensor Automation is a Smart Energy Connect app, powered by CLP, which helps you control and monitor your electrical equipment such as lights and air-conditioners at your home or office. You can remotely manage your devices by changing their settings and schedules in real-time. With extensive reports and charts, you can now visualise your energy data, optimise consumption and ultimately save money! Lighting Control - Automatic adjustment of lights based on indoor luminance levels and motion sensor readings. Air-Conditioning & Fresh Air Control - Automated control of air-conditioners and ventilating fans based on indoor air temperature, humidity and CO2 concentration. Operation Monitoring & Scenario Control - Real-time operation monitoring that allows you to manage device settings and scheduling. Energy Management - Direct access to granular electricity consumption data to enable improved energy management. Data Visualisation with Customised Comparison - Helps you with reporting of energy consumption and cost savings.

About

TriTab Calc

Perform multiple calculations simultaneously with three independent tabs. Easily switch between calculations, track history, and copy/paste results. Ideal for managing estimates, invoices, and everyday math tasks without ads or account creation.

Highlights
  • Three independent calculator tabs
  • Calculation history
  • Copy and paste functionality
  • Dedicated tax calculation
  • Basic arithmetic and advanced functions
  • Large, clear display
  • Ad-free and no account required
Read full description

A three-tab calculator that lets you keep multiple calculations going at the same time. The A, B, and C tabs each work as an independent calculator. Switch between them without losing your current expression or result. Use A for the pre-tax price, B for the tax-inclusive total, and C for the discounted price—all without writing down intermediate numbers or clearing your work. One purchase unlocks everything. No ads, no in-app purchases, no subscriptions. ■ Three Independent Calculators Switch between A, B, and C with one tap. Each tab keeps its own expression and result, so you can work on three calculations in parallel. ■ Compare All Three See the total of all three tabs and the difference between the highest and lowest at a glance. ■ Tax In and Out Add tax with one tap, or work back from a tax-inclusive price to the pre-tax amount. Set any tax rate in Settings. ■ Split the Bill Enter a total and the number of people to get the amount per person, with optional rounding up. ■ History, Copy and Undo Each tab keeps its own history. Tap an entry to copy its result. Tap the display to copy or paste, touch and hold to clear. Undo and redo are supported. ■ Essential Calculator Functions Basic arithmetic plus square root (√), square (x²), percentages (%), sign change (±), parentheses, and a 00 key. ■ Easy on the Eyes Choose from four themes—Pastel, High contrast, Dark, and Night—and turn on Large text when you need it. ■ Four Languages English, Japanese, Simplified Chinese, and Traditional Chinese. The app follows your device language automatically. ■ Perfect For • Checking estimates and invoices • Comparing pre-tax, tax-inclusive, and discounted prices • Calculating sales tax and shopping discounts • Splitting bills and calculating per-person costs • Comparing unit prices • Adding up inventory and quantities ■ Privacy Your calculation history and settings are stored only on your device. No account is needed, and the app does not collect personal information or send your data to external servers.

Screenshots

Smart Sensor Automation4 screens
TriTab Calc4 screens

Verdict

The call

The clearest difference is price: Smart Sensor Automation at Free against TriTab Calc's $2.99. Smart Sensor Automation also leads on iOS requirement (14.0 vs 17.6). TriTab Calc's advantage is update cadence (fortnightly vs every 28 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

Smart Sensor Automation is free to download; TriTab Calc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Smart Sensor Automation ships an update every 28 months, TriTab Calc fortnightly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Smart Sensor Automation versus TriTab Calc: the parameters behind the verdict, then further details
ParameterSmart Sensor AutomationTriTab Calc
PriceFree — better$2.99
Rating—3.7 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 28 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPod — betteriPhone
Requires iOS14.0 — better17.6
Further details — not scored
Size205 MB11 MB
Age rating12+4+
DeveloperCLP Power Hong Kong LimitedHIROKI MURAI

In-app purchases

None

Smart Sensor Automation

No in-app purchases

None

TriTab Calc

No in-app purchases

Questions

Is Smart Sensor Automation free?
Smart Sensor Automation is free to download, with no in-app purchases.
Is TriTab Calc free?
TriTab Calc costs $2.99, with no in-app purchases.
Do Smart Sensor Automation or TriTab Calc have ads?
Neither Smart Sensor Automation nor TriTab Calc shows ads.
Which is updated more often, Smart Sensor Automation or TriTab Calc?
Smart Sensor Automation ships an update every 28 months, and TriTab Calc fortnightly. Most recently, Smart Sensor Automation was updated on October 29, 2026 and TriTab Calc on October 24, 2026.

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