# 1st Calc vs plastic360

The clearest difference is price: plastic360 at Free against 1st Calc's $0.99. plastic360 also leads on update cadence (every 6 weeks vs every 50 months). 1st Calc's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.9). On ads and in-app purchases there is nothing between them.

plastic360 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, plastic360 every 6 weeks. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 1st Calc | plastic360 |
| --- | --- | --- |
| 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 6 weeks** |
| Monetization | Paid | — |
| Size | 9 MB | 95 MB |
| Requires iOS | **15.6** | 17.9 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [medienwerkstatt](https://appshunter.io/developer/322110992) | [Foerdergemeinschaft fuer das Sueddeutsche Kunststoff-Zentrum e.V.](https://appshunter.io/developer/1531519511) |

## 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


### plastic360

[App page](https://appshunter.io/ios/app/plastic360/id1531519509)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 1st Calc free?

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

### Is plastic360 free?

plastic360 is free to download, with no in-app purchases.

### Do 1st Calc or plastic360 have ads?

Neither 1st Calc nor plastic360 shows ads.

### Which is updated more often, 1st Calc or plastic360?

1st Calc ships an update every 50 months, and plastic360 every 6 weeks. Most recently, 1st Calc was updated on September 21, 2026 and plastic360 on September 18, 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.*