# DeremaHelpRV vs Crest B2B

The clearest difference is ads: DeremaHelpRV at none against Crest B2B's shown. DeremaHelpRV also leads on update cadence (monthly vs every 4 months) and iOS requirement (12.0 vs 15.0). 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.

DeremaHelpRV ships an update monthly, Crest B2B every 4 months. The most recent releases landed on June 1, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | DeremaHelpRV | Crest B2B |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/deremahelprv/id1338176126/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | — |
| Size | 30 MB | 31 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Derema Group](https://appshunter.io/developer/914290698) | [Crest Industries, Inc.](https://appshunter.io/developer/1601340974) |

## What reviewers say

### DeremaHelpRV

[App page](https://appshunter.io/ios/app/deremahelprv/id1338176126)

This app provides RV dealers and salespeople with easy access to product information, catalogs, and contact details for factory personnel. It offers offline document storage, training videos, and push notifications for updates. Users can also generate reports and access social media links.

**Highlights:** RV product catalogs and information, Factory personnel contact links, Offline PDF document storage, Training and demonstration videos, Push notifications for updates, Reporter tool for merchandising and competition, Social media integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Crest B2B

[App page](https://appshunter.io/ios/app/crest-b2b/id6449756821)

**In-app purchases:** none


## Frequently asked questions

### Is DeremaHelpRV free?

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

### Is Crest B2B free?

Crest B2B is free to download, with no in-app purchases.

### Do DeremaHelpRV or Crest B2B have ads?

Crest B2B shows ads; DeremaHelpRV does not.

### Which is updated more often, DeremaHelpRV or Crest B2B?

DeremaHelpRV ships an update monthly, and Crest B2B every 4 months. Most recently, DeremaHelpRV was updated on June 1, 2026 and Crest B2B on September 13, 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.*