# Billing App vs RAYYAN EXCHANGE

The clearest difference is rating: RAYYAN EXCHANGE at 2.9 against Billing App's 1.0. RAYYAN EXCHANGE also leads on review sentiment (30% vs 0%) and ratings volume (123 vs 1). Billing App's advantage is iOS requirement (10.0 vs 14.0). On price, update cadence, 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.

RAYYAN EXCHANGE holds the better App Store score, 2.9 against 1.0. That said, the two scores are not equally well evidenced: RAYYAN EXCHANGE has 123 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Billing App's written reviews are positive against 30% of RAYYAN EXCHANGE's.

Billing App ships an update monthly, RAYYAN EXCHANGE every 3 weeks. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Billing App | RAYYAN EXCHANGE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/billing-app/id1499536277/reviews) | **[2.9 (123 ratings)](https://appshunter.io/ios/app/rayyan-exchange/id6446449373/reviews)** |
| Number of ratings | 1 | **123** |
| Positive reviews | 0.0% of reviews | **30.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 79 MB | 49 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MUHAMMED RISHAD KAKKIRI](https://appshunter.io/developer/1499536276) | [SAWATECH LTD](https://appshunter.io/developer/1787136901) |

## What reviewers say

### Billing App

[App page](https://appshunter.io/ios/app/billing-app/id1499536277)

Easily create and send invoices, estimates, and track stock. Manage customer and supplier accounts, track sales, and generate various reports. Supports multiple tax types and customizable invoice designs.

**Highlights:** Generate and send invoices/estimates, Track stock and transactions, Manage customer and supplier accounts, Track credit sales and expenses, Support for VAT, GST, and other taxes, Customizable invoice designs, Generate daily, monthly, and yearly reports

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

**In-app purchases:** none


### RAYYAN EXCHANGE

[App page](https://appshunter.io/ios/app/rayyan-exchange/id6446449373)

This app serves as a digital company profile, allowing users to access information about a business. It also facilitates appointment booking, streamlining the process of scheduling meetings or services.

**Highlights:** Company profile display, Appointment scheduling, Business information access

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Program is fast
- 👍 Best application
- 👍 Excellent
- 👍 Services are clear and easy
- 👍 Great application, solved many problems

**What reviewers complain about**

- 😞 Fraudulent and dishonest people
- 😞 Failed, failed, failed
- 😞 Employees and owners treat people like slaves
- 😞 Application needs to fix booking load
- 😞 Reduce loading time

**Reported bugs**

- Booking process is slow and has load issues
- Application crashes or freezes during booking
- Connection errors during sign-up
- Application is slow and doesn't work
- Application does not book or is not functional

**Requested features**

- Improve booking process
- Reduce loading times
- Improve server quality
- Fix account deletion issue
- Allow re-entry of phone number after deletion


## Frequently asked questions

### Is Billing App free?

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

### Is RAYYAN EXCHANGE free?

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

### Which has better reviews, Billing App or RAYYAN EXCHANGE?

RAYYAN EXCHANGE is rated higher. Billing App averages 1.0 out of 5 from 1 ratings, while RAYYAN EXCHANGE averages 2.9 from 123 ratings.

### Do Billing App or RAYYAN EXCHANGE have ads?

Neither Billing App nor RAYYAN EXCHANGE shows ads.

### Which is updated more often, Billing App or RAYYAN EXCHANGE?

Billing App ships an update monthly, and RAYYAN EXCHANGE every 3 weeks. Most recently, Billing App was updated on October 8, 2026 and RAYYAN EXCHANGE on October 14, 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.*