# Client Billing vs ClientPay

The clearest difference is in-app purchases: Client Billing at none against ClientPay's 1. Client Billing also leads on iOS requirement (13.0 vs 18.4). ClientPay's advantage is update cadence (fortnightly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. ClientPay sells 1 in-app purchase, starting at $5.99 per year. Client Billing asks for nothing beyond the download.

Client Billing ships an update every 3 months, ClientPay fortnightly. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Client Billing | ClientPay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/client-billing/id1589264383/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 1 MB | 9 MB |
| Requires iOS | **13.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JOHN BURKE](https://appshunter.io/developer/1082153101) | [Javier Dosque](https://appshunter.io/developer/1812960402) |

## What reviewers say

### Client Billing

[App page](https://appshunter.io/ios/app/client-billing/id1589264383)

This app helps consultants, contractors, and gig workers track project hours and expenses. It supports both fixed-price and hourly projects, allowing users to generate invoices for clients.

**Highlights:** Track hours worked, Track project expenses, Invoice clients, Supports fixed-price projects, Supports hourly projects

**Features:** macOS Compatibility

**In-app purchases:** none


### ClientPay

[App page](https://appshunter.io/ios/app/clientpay-client-billing-app/id6756318161)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual suscription | $5.99 | per year |


## Frequently asked questions

### Is Client Billing free?

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

### Is ClientPay free?

ClientPay is free to download, with in-app purchases available.

### Do Client Billing or ClientPay have ads?

Neither Client Billing nor ClientPay shows ads.

### Which is updated more often, Client Billing or ClientPay?

Client Billing ships an update every 3 months, and ClientPay fortnightly. Most recently, Client Billing was updated on October 3, 2026 and ClientPay on October 5, 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.*