# See through Calculator vs ST Robotics

The clearest difference is ads: ST Robotics at none against See through Calculator's shown. See through Calculator's advantage is update cadence (fortnightly vs every 3 months) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

See through Calculator ships an update fortnightly, ST Robotics every 3 months. The most recent releases landed on November 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | See through Calculator | ST Robotics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 35 MB | 34 MB |
| Requires iOS | **15.8.3** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [STMicroelectronics](https://appshunter.io/developer/1801774735) |

## What reviewers say

### See through Calculator

[App page](https://appshunter.io/ios/app/see-through-calculator/id6737427308)

**Features:** macOS Compatibility

**In-app purchases:** none


### ST Robotics

[App page](https://appshunter.io/ios/app/st-robotics/id6739212512)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is See through Calculator free?

See through Calculator is free to download, with no in-app purchases.

### Is ST Robotics free?

ST Robotics is free to download, with no in-app purchases.

### Do See through Calculator or ST Robotics have ads?

See through Calculator shows ads; ST Robotics does not.

### Which is updated more often, See through Calculator or ST Robotics?

See through Calculator ships an update fortnightly, and ST Robotics every 3 months. Most recently, See through Calculator was updated on November 4, 2026 and ST Robotics on October 25, 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.*