# Invoice and Estimates to PDF vs G.A.P. Notes

The clearest difference is in-app purchases: G.A.P. Notes at none against Invoice and Estimates to PDF's 2. G.A.P. Notes also leads on ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). Invoice and Estimates to PDF's advantage is ratings volume (20 vs 1). On price and device support there is nothing between them.

Both are free to download. Invoice and Estimates to PDF sells 2 in-app purchases, starting at $3.99 per month. G.A.P. Notes asks for nothing beyond the download.

G.A.P. Notes holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Invoice and Estimates to PDF has 20 ratings behind it against 1, so its average is the more settled of the two.

Invoice and Estimates to PDF ships an update every 3 weeks, G.A.P. Notes every 3 days. The most recent releases landed on September 19, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Invoice and Estimates to PDF | G.A.P. Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (20 ratings)](https://appshunter.io/ios/app/invoice-and-estimates-to-pdf/id6443624707/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gap-notes/id6736628025/reviews)** |
| Number of ratings | **20** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 68 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mateus Rocha Baviera](https://appshunter.io/developer/1619612975) | [Gaming Application Project Labs, Inc.](https://appshunter.io/developer/1703141033) |

## What reviewers say

### Invoice and Estimates to PDF

[App page](https://appshunter.io/ios/app/invoice-and-estimates-to-pdf/id6443624707)

Easily create and share professional receipts and sales quotes for your clients. Utilize ready-to-use templates, manage customers and products, and add your company logo to digital documents.

**Highlights:** Receipt creator, Sales quote creator, Save receipts and quotes, Customer management, Product management, Company logo on documents, Share receipts and quotes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $3.99 | per month |
| Annual Plan | $29.99 | per year |


### G.A.P. Notes

[App page](https://appshunter.io/ios/app/gap-notes/id6736628025)

Manage your notes securely with cloud-based CRUD operations. Features custom authentication for login, registration, password recovery, and account deletion.

**Highlights:** Cloud-based CRUD operations, Secure note management, Custom authentication flow, User account login, Password recovery, Account deletion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Invoice and Estimates to PDF free?

Invoice and Estimates to PDF is free to download, with in-app purchases available.

### Is G.A.P. Notes free?

G.A.P. Notes is free to download, with no in-app purchases.

### Which has better reviews, Invoice and Estimates to PDF or G.A.P. Notes?

G.A.P. Notes is rated higher. Invoice and Estimates to PDF averages 4.8 out of 5 from 20 ratings, while G.A.P. Notes averages 5.0 from 1 ratings.

### Do Invoice and Estimates to PDF or G.A.P. Notes have ads?

Invoice and Estimates to PDF shows ads; G.A.P. Notes does not.

### Which is updated more often, Invoice and Estimates to PDF or G.A.P. Notes?

Invoice and Estimates to PDF ships an update every 3 weeks, and G.A.P. Notes every 3 days. Most recently, Invoice and Estimates to PDF was updated on September 19, 2026 and G.A.P. Notes on June 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.*