# STEMboard vs Parlio

The clearest difference is in-app purchases: STEMboard at none against Parlio's 2. STEMboard also leads on iOS requirement (13.4 vs 15.1). Parlio's advantage is update cadence (every 2 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Parlio sells 2 in-app purchases, starting at $3.99 per month. STEMboard asks for nothing beyond the download.

STEMboard ships an update every 4 months, Parlio every 2 days. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | STEMboard | Parlio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stemboard-math-work-digitally/id1550542641/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 22 MB | 49 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STEMboard](https://appshunter.io/developer/1550542643) | [BEDIR GOCMEZ](https://appshunter.io/developer/1888134105) |

## What reviewers say

### STEMboard

[App page](https://appshunter.io/ios/app/stemboard-math-work-digitally/id1550542641)

This educational app allows teachers to create and upload assignments that help students master prerequisite skills and close learning gaps. Students can complete work digitally on a whiteboard and receive detailed feedback from educators. All student work is stored for ongoing access.

**Highlights:** Assignment upload from various sources, Interactive digital whiteboard for student work, Detailed teacher feedback and markup tools, Replay feature to track student problem-solving process, Digital folder for permanent storage of student work, Google Classroom integration

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

**In-app purchases:** none


### Parlio

[App page](https://appshunter.io/ios/app/parlio-language-learning/id6761177577)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Parlio Premium Monthly | $3.99 | per month |
| Parlio Premium Yearly | $17.99 | per year |


## Frequently asked questions

### Is STEMboard free?

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

### Is Parlio free?

Parlio is free to download, with in-app purchases available.

### Do STEMboard or Parlio have ads?

Neither STEMboard nor Parlio shows ads.

### Which is updated more often, STEMboard or Parlio?

STEMboard ships an update every 4 months, and Parlio every 2 days. Most recently, STEMboard was updated on September 20, 2026 and Parlio on September 22, 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.*