# 1st Calc vs senseBox connect

The clearest difference is price: senseBox connect at Free against 1st Calc's $0.99. senseBox connect also leads on update cadence (every 3 months vs every 50 months) and iOS requirement (13.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

senseBox connect is free to download; 1st Calc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

1st Calc ships an update every 50 months, senseBox connect every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 1st Calc | senseBox connect |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/1st-calc/id546843701/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 9 MB | 37 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [medienwerkstatt](https://appshunter.io/developer/322110992) | [senseBox by Reedu GmbH & Co. KG](https://appshunter.io/developer/1487303454) |

## What reviewers say

### 1st Calc

[App page](https://appshunter.io/ios/app/1st-calc/id546843701)

This app provides a visual abacus-style bead frame to help primary school children learn numbers up to 100. It supports addition and subtraction practice, making math more engaging and helping to prevent learning disabilities.

**Highlights:** Abacus-style bead frame, Learn numbers up to 100, Addition and subtraction practice, Customizable bead colors, Optional live cam background

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### senseBox connect

[App page](https://appshunter.io/ios/app/sensebox-connect/id1586961095)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 1st Calc free?

1st Calc costs $0.99, with no in-app purchases.

### Is senseBox connect free?

senseBox connect is free to download, with no in-app purchases.

### Do 1st Calc or senseBox connect have ads?

Neither 1st Calc nor senseBox connect shows ads.

### Which is updated more often, 1st Calc or senseBox connect?

1st Calc ships an update every 50 months, and senseBox connect every 3 months. Most recently, 1st Calc was updated on November 1, 2026 and senseBox connect on November 3, 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.*