# Tie Grading Guide vs AREMA 365

The clearest difference is ads: AREMA 365 at none against Tie Grading Guide's shown. AREMA 365 also leads on update cadence (monthly vs every 13 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Tie Grading Guide ships an update every 13 months, AREMA 365 monthly. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Tie Grading Guide | AREMA 365 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/arema-365/id1664319122/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | — | Free |
| Size | 36 MB | 37 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Western Wood Preservers Institute](https://appshunter.io/developer/656031899) | [American Railway Engineering](https://appshunter.io/developer/1406944331) |

## What reviewers say

### Tie Grading Guide

[App page](https://appshunter.io/ios/app/tie-grading-guide/id1152624753)

**Features:** macOS Compatibility

**In-app purchases:** none


### AREMA 365

[App page](https://appshunter.io/ios/app/arema-365/id1664319122)

This app provides railway engineering professionals with educational resources and networking opportunities. Access event information, speaker details, and connect with peers. It's designed to support members of a professional railway engineering association.

**Highlights:** View and edit profile, Access event resources, Browse speaker information, Review exhibitors and floor plan, Set reminders and receive alerts, Manage event session notes, Connect via community and social media, Access e-pubs portal

**In-app purchases:** none


## Frequently asked questions

### Is Tie Grading Guide free?

Tie Grading Guide is free to download, with no in-app purchases.

### Is AREMA 365 free?

AREMA 365 is free to download, with no in-app purchases.

### Do Tie Grading Guide or AREMA 365 have ads?

Tie Grading Guide shows ads; AREMA 365 does not.

### Which is updated more often, Tie Grading Guide or AREMA 365?

Tie Grading Guide ships an update every 13 months, and AREMA 365 monthly. Most recently, Tie Grading Guide was updated on October 26, 2026 and AREMA 365 on October 19, 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.*