# archive vs The Math Trainer

The clearest difference is ads: The Math Trainer at none against archive's shown. The Math Trainer also leads on update cadence (weekly vs every 2 months) and iOS requirement (17.6 vs 26.0). On price, 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.

archive ships an update every 2 months, The Math Trainer weekly. The most recent releases landed on September 20, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | archive | The Math Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/archive-preprint-pdf-e-print/id1614203938/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 10 MB | 5 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [FugaPiyo Inc.](https://appshunter.io/developer/1497887610) | [Jose Antonio Quiles](https://appshunter.io/developer/821531350) |

## What reviewers say

### archive

[App page](https://appshunter.io/ios/app/archive-preprint-pdf-e-print/id1614203938)

Access and view scientific preprints from arXiv.org with this free application. Search for papers across various scientific disciplines and read them directly within the app. All features are available without cost.

**Highlights:** arXiv preprint search, PDF viewer, Access scientific papers, Free to use, Supports multiple disciplines

**In-app purchases:** none


### The Math Trainer

[App page](https://appshunter.io/ios/app/the-math-trainer/id6740773081)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is archive free?

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

### Is The Math Trainer free?

The Math Trainer is free to download, with no in-app purchases.

### Do archive or The Math Trainer have ads?

archive shows ads; The Math Trainer does not.

### Which is updated more often, archive or The Math Trainer?

archive ships an update every 2 months, and The Math Trainer weekly. Most recently, archive was updated on September 20, 2026 and The Math Trainer on September 12, 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.*