# Numbla vs Grader+

Numbla and Grader+ are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Numbla ships an update every 3 months, Grader+ every 2 months. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Numbla | Grader+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/grader-plus/id1448038088/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 16 MB | 1 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alistair Shaw](https://appshunter.io/developer/959356999) | [Peter Davison-Reiber](https://appshunter.io/developer/1448038087) |

## What reviewers say

### Numbla

[App page](https://appshunter.io/ios/app/numbla/id1076197959)

A math-based game challenges players to identify multiples of a given number by selecting connected tiles. Progress through increasingly difficult levels with more tiles and complex numbers before the timer expires. Correctly identified tiles disappear, making way for new ones.

**Highlights:** Identify multiples of numbers, Select touching tiles, Timed gameplay, Increasing difficulty levels, New tiles fall after matches

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

**In-app purchases:** none


### Grader+

[App page](https://appshunter.io/ios/app/grader-plus/id1448038088)

This app helps educators quickly grade assignments and tests. It allows for automatic percentage calculation, sorting of results, and statistical displays. Scores can be archived and exported for easy record-keeping.

**Highlights:** Automatic percentage calculation, Sort results by name or score, Display score statistics, Archive scores, Export results to CSV, Dark mode support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Numbla free?

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

### Is Grader+ free?

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

### Do Numbla or Grader+ have ads?

Neither Numbla nor Grader+ shows ads.

### Which is updated more often, Numbla or Grader+?

Numbla ships an update every 3 months, and Grader+ every 2 months. Most recently, Numbla was updated on October 13, 2026 and Grader+ on October 4, 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.*