# TinyWatchCalc vs Plottron

The clearest difference is update cadence: Plottron at every 2 months against TinyWatchCalc's every 16 months. TinyWatchCalc's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

TinyWatchCalc ships an update every 16 months, Plottron every 2 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TinyWatchCalc | Plottron |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (12 ratings)](https://appshunter.io/ios/app/plottron/id1037723649/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 9 MB | 2 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Peter Entwistle](https://appshunter.io/developer/955246260) | [Billy Lin](https://appshunter.io/developer/1037723648) |

## What reviewers say

### TinyWatchCalc

[App page](https://appshunter.io/ios/app/tinywatchcalc/id1030102319)

**Features:** macOS Compatibility

**In-app purchases:** none


### Plottron

[App page](https://appshunter.io/ios/app/plottron/id1037723649)

This application offers advanced 2D and 3D graphing capabilities for various function types, alongside a comprehensive scientific calculator. It supports implicit graphing, complex number visualization, and symbolic differentiation. The calculator includes user-defined variables, live evaluation, and probability density functions.

**Highlights:** 2D and 3D graphing, Implicit graphing, Complex number visualization, Symbolic differentiation, User-defined variables and functions, Live evaluation, Calculation history

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

**In-app purchases:** none


## Frequently asked questions

### Is TinyWatchCalc free?

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

### Is Plottron free?

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

### Do TinyWatchCalc or Plottron have ads?

Neither TinyWatchCalc nor Plottron shows ads.

### Which is updated more often, TinyWatchCalc or Plottron?

TinyWatchCalc ships an update every 16 months, and Plottron every 2 months. Most recently, TinyWatchCalc was updated on October 29, 2026 and Plottron 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.*