# Dri vs RBA Mobile Pay

The clearest difference is rating: RBA Mobile Pay at 5.0 against Dri's 3.6. RBA Mobile Pay also leads on update cadence (every 5 weeks vs every 13 months). Dri's advantage is ratings volume (12 vs 1) and iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

RBA Mobile Pay holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Dri has 12 ratings behind it against 1, so its average is the more settled of the two.

Dri ships an update every 13 months, RBA Mobile Pay every 5 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Dri | RBA Mobile Pay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (12 ratings)](https://appshunter.io/ios/app/dri-eaz-psychrometric-calc/id484266596/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rba-mobile-pay/id6451150909/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 4 MB | 63 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Legend Brands](https://appshunter.io/developer/484266599) | [SoftTouch POS & Payments](https://appshunter.io/developer/1566781641) |

## What reviewers say

### Dri

[App page](https://appshunter.io/ios/app/dri-eaz-psychrometric-calc/id484266596)

This utility app calculates essential drying environment variables. Input temperature and relative humidity to instantly get grains per pound (GPP). Advanced options allow calculation of vapor pressure and air dew point to material, with easy term definitions.

**Highlights:** Calculate grains per pound (GPP), Calculate vapor pressure, Calculate air dew point to material, Switch between F° and C°, Easy-access term definitions

**Features:** macOS Compatibility

**In-app purchases:** none


### RBA Mobile Pay

[App page](https://appshunter.io/ios/app/rba-mobile-pay/id6451150909)

Process credit card and ACH payments on the go. Track sales activities, including approved and declined transactions, and quickly refund or void past payments.

**Highlights:** Credit card payment processing, ACH payment processing, Sales activity tracking, Transaction history, Refund transactions, Void transactions

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

**In-app purchases:** none


## Frequently asked questions

### Is Dri free?

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

### Is RBA Mobile Pay free?

RBA Mobile Pay is free to download, with no in-app purchases.

### Which has better reviews, Dri or RBA Mobile Pay?

RBA Mobile Pay is rated higher. Dri averages 3.6 out of 5 from 12 ratings, while RBA Mobile Pay averages 5.0 from 1 ratings.

### Do Dri or RBA Mobile Pay have ads?

Neither Dri nor RBA Mobile Pay shows ads.

### Which is updated more often, Dri or RBA Mobile Pay?

Dri ships an update every 13 months, and RBA Mobile Pay every 5 weeks. Most recently, Dri was updated on November 1, 2026 and RBA Mobile Pay on November 3, 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.*