# PayKickstart vs Nix Invoice

The clearest difference is rating: Nix Invoice at 5.0 against PayKickstart's 4.4. PayKickstart's advantage is update cadence (every 3 weeks vs every 4 months) and ratings volume (7 vs 1). 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.

Nix Invoice holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: PayKickstart has 7 ratings behind it against 1, so its average is the more settled of the two.

PayKickstart ships an update every 3 weeks, Nix Invoice every 4 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | PayKickstart | Nix Invoice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (7 ratings)](https://appshunter.io/ios/app/paykickstart/id1136216494/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nix-invoice/id6670433740/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 29 MB | 52 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PayKickstart, LLC](https://appshunter.io/developer/593441557) | [Hussein Abduljabbar](https://appshunter.io/developer/1766256973) |

## What reviewers say

### PayKickstart

[App page](https://appshunter.io/ios/app/paykickstart/id1136216494)

This app simplifies online sales by offering integrated payment processing and affiliate management tools. It's designed to help businesses easily sell products and services on the web.

**Highlights:** Payment processing, Affiliate management, Web sales simplification, Online selling tools

**Features:** macOS Compatibility

**In-app purchases:** none


### Nix Invoice

[App page](https://appshunter.io/ios/app/nix-invoice/id6670433740)

Streamline your business operations with tools for professional invoicing, efficient inventory management, and insightful financial reporting. Keep your business data synchronized and secure across devices.

**Highlights:** Customizable invoice generation, Automated tax calculation, Detailed inventory tracking, Expense and profit analysis, Real-time data synchronization, Secure user authentication, Online payment integration

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is PayKickstart free?

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

### Is Nix Invoice free?

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

### Which has better reviews, PayKickstart or Nix Invoice?

Nix Invoice is rated higher. PayKickstart averages 4.4 out of 5 from 7 ratings, while Nix Invoice averages 5.0 from 1 ratings.

### Do PayKickstart or Nix Invoice have ads?

Neither PayKickstart nor Nix Invoice shows ads.

### Which is updated more often, PayKickstart or Nix Invoice?

PayKickstart ships an update every 3 weeks, and Nix Invoice every 4 months. Most recently, PayKickstart was updated on November 2, 2026 and Nix Invoice on November 4, 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.*