# iGrader teacher grading table vs ShelfSpark

The clearest difference is in-app purchases: ShelfSpark at none against iGrader teacher grading table's 1. ShelfSpark also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. iGrader teacher grading table sells 1 one-off in-app purchase. ShelfSpark asks for nothing beyond the download.

## The numbers

| Metric | iGrader teacher grading table | ShelfSpark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/igrader-teacher-grading-table/id384411431/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 3 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TenTal](https://appshunter.io/developer/498836243) | [Eric Mark](https://appshunter.io/developer/1889045739) |

## What reviewers say

### iGrader teacher grading table

[App page](https://appshunter.io/ios/app/igrader-teacher-grading-table/id384411431)

This app helps teachers and professors quickly calculate assignment and test grades. Simply adjust a slider for the number of questions, and it instantly displays all possible grades based on the number of incorrect answers. It offers a streamlined grading process for educators.

**Highlights:** Automatic grade calculation, Adjustable question count slider, Full grade list display, Quick and easy grading, In-app purchase to remove ads

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| REMOVE ADS OPTION | $1.99 | one-time |


### ShelfSpark

[App page](https://appshunter.io/ios/app/shelfspark/id6766072734)

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

**In-app purchases:** none


## Frequently asked questions

### Is iGrader teacher grading table free?

iGrader teacher grading table is free to download, with in-app purchases available.

### Is ShelfSpark free?

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

### Do iGrader teacher grading table or ShelfSpark have ads?

iGrader teacher grading table shows ads; ShelfSpark does not.

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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.*