# Smart Sensor Automation vs TriTab Calc

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.

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.

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.

## The numbers

| Metric | Smart Sensor Automation | TriTab Calc |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/tritab-calc-multi-calculator/id6785739399/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Fortnightly** |
| Monetization | — | Paid |
| Size | 205 MB | 11 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [CLP Power Hong Kong Limited](https://appshunter.io/developer/450725910) | [HIROKI MURAI](https://appshunter.io/developer/6785739401) |

## What reviewers say

### Smart Sensor Automation

[App page](https://appshunter.io/ios/app/smart-sensor-automation/id1492030903)

**In-app purchases:** none


### TriTab Calc

[App page](https://appshunter.io/ios/app/tritab-calc-multi-calculator/id6785739399)

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

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*