# QI vs Invoice Generator & Maker

The clearest difference is update cadence: QI at weekly against Invoice Generator & Maker's every 6 months. QI also leads on iOS requirement (13.0 vs 15.0). Invoice Generator & Maker's advantage is rating (4.8 vs 4.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. QI sells 2 in-app purchases, starting at $3.99 per month and Invoice Generator & Maker sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Invoice Generator & Maker holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 22 and 15 respectively.

QI ships an update weekly, Invoice Generator & Maker every 6 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | QI | Invoice Generator & Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (22 ratings)](https://appshunter.io/ios/app/qi-invoice-and-estimate-maker/id1418743367/reviews) | **[4.8 (15 ratings)](https://appshunter.io/ios/app/invoice-generator-and-maker/id6469569068/reviews)** |
| Number of ratings | **22** | 15 |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 21 MB | 12 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Miguel Munoz](https://appshunter.io/developer/338839080) | [Davin App LTD](https://appshunter.io/developer/1516282454) |

## What reviewers say

### QI

[App page](https://appshunter.io/ios/app/qi-invoice-and-estimate-maker/id1418743367)

This app helps self-employed individuals and freelancers track work hours, manage projects, and generate professional invoices and estimates. Customize invoices with your logo and colors, and export reports in CSV format for clients or accountants.

**Highlights:** Track working time across multiple projects, Generate custom invoices with logo and colors, Export reports in CSV format, Support for 23 languages, Set monthly billing goals, Secure project hiding with Touch ID/Face ID

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quick invoices & estimates | $3.99 | per month |
| Quick invoice PDF maker | $33.99 | per year |


### Invoice Generator & Maker

[App page](https://appshunter.io/ios/app/invoice-generator-and-maker/id6469569068)

Quickly create professional, secure, and organized invoices and estimates with a user-friendly interface. Streamline your billing process efficiently. Offers premium upgrades for enhanced features.

**Highlights:** Swift invoice generation, Secure and organized billing, User-friendly interface, Create estimates, Premium upgrades available

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Invoice Generator Weekly | $3.99 | per 7 days |
| Invoice Yearly | $19.49 | per year |
| Invoice Generator Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is QI free?

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

### Is Invoice Generator & Maker free?

Invoice Generator & Maker is free to download, with in-app purchases available.

### Which has better reviews, QI or Invoice Generator & Maker?

Invoice Generator & Maker is rated higher. QI averages 4.6 out of 5 from 22 ratings, while Invoice Generator & Maker averages 4.8 from 15 ratings.

### Do QI or Invoice Generator & Maker have ads?

Neither QI nor Invoice Generator & Maker shows ads.

### Which is updated more often, QI or Invoice Generator & Maker?

QI ships an update weekly, and Invoice Generator & Maker every 6 months. Most recently, QI was updated on November 2, 2026 and Invoice Generator & Maker 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.*