# Mementu vs HighDeF

The clearest difference is rating: HighDeF at 5.0 against Mementu's 4.5. Mementu's advantage is iOS requirement (15.1 vs 26.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

HighDeF holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

## The numbers

| Metric | Mementu | HighDeF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/mementu/id6752887821/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/highdef/id6781456671/reviews)** |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | Free | Free |
| Size | 38 MB | 5 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Muskaan Moinuddin](https://appshunter.io/developer/1841575929) | [Twarge LLC](https://appshunter.io/developer/6781456673) |

## What reviewers say

### Mementu

[App page](https://appshunter.io/ios/app/mementu/id6752887821)

Transform your device into a visual corkboard for organizing ideas. Create, drag, and resize colorful sticky notes with intuitive gestures. Mark tasks complete with a tap and export your notes to a text file.

**Highlights:** Drag & drop notes, Customizable colors and backgrounds, Resizable notes, Task completion marking, Export to text file, Distraction-free design

**Features:** macOS Compatibility

**In-app purchases:** none


### HighDeF

[App page](https://appshunter.io/ios/app/highdef/id6781456671)

View HDF5 files on Apple devices. Browse groups and datasets, then display data as tables, plots, or images. Large files open instantly and remain responsive due to efficient loading.

**Highlights:** HDF5 file viewing, Group and dataset browsing, Data visualization (table, plot, image), Instant loading of large files, Responsive performance, Open source

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mementu free?

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

### Is HighDeF free?

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

### Which has better reviews, Mementu or HighDeF?

HighDeF is rated higher. Mementu averages 4.5 out of 5 from 2 ratings, while HighDeF averages 5.0 from 1 ratings.

### Do Mementu or HighDeF have ads?

Neither Mementu nor HighDeF shows ads.

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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.*