# Invoice Maker・Estimate Creator vs Image Compressor

The clearest difference is rating: Image Compressor at 3.4 against Invoice Maker・Estimate Creator's 2.0. Image Compressor also leads on in-app purchases (none vs 1) and ratings volume (5 vs 1). Invoice Maker・Estimate Creator's advantage is ads (none vs shown) and update cadence (weekly vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Invoice Maker・Estimate Creator sells 1 in-app purchase, starting at $6.99 per 7 days. Image Compressor asks for nothing beyond the download.

Image Compressor holds the better App Store score, 3.4 against 2.0. That said, the two scores are not equally well evidenced: Image Compressor has 5 ratings behind it against 1, so its average is the more settled of the two.

Invoice Maker・Estimate Creator ships an update weekly, Image Compressor every 3 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Invoice Maker・Estimate Creator | Image Compressor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/invoice-makerestimate-creator/id6753728562/reviews) | **[3.4 (5 ratings)](https://appshunter.io/ios/app/image-compressor-resize-photos/id6755145190/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 14 MB | 6 MB |
| Requires iOS | 18.5 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Arlo Balme](https://appshunter.io/developer/1802967466) | [晗 畅](https://appshunter.io/developer/1852180937) |

## What reviewers say

### Invoice Maker・Estimate Creator

[App page](https://appshunter.io/ios/app/invoice-makerestimate-creator/id6753728562)

Create, send, and manage professional invoices, quotes, and receipts quickly and easily. Organize all your billing documents in one place to improve cash flow and get paid faster. Ideal for freelancers and small businesses seeking a simple, efficient billing solution.

**Highlights:** Smart digital invoicing, Fast and simple billing, One-tap invoice creation, Organized invoice dashboard, Printable documents (subscription), Customizable with logo and business details

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Unlimited Access | $6.99 | per 7 days |


### Image Compressor

[App page](https://appshunter.io/ios/app/image-compressor-resize-photos/id6755145190)

This utility app intelligently compresses photos to save storage space. It offers real-time compression, smart cleanup suggestions, and gamified statistics, all accessible offline.

**Highlights:** Real-time photo compression, Smart cleanup suggestions, Gamified statistics, Offline operation, Settings center

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Invoice Maker・Estimate Creator free?

Invoice Maker・Estimate Creator is free to download, with in-app purchases available.

### Is Image Compressor free?

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

### Which has better reviews, Invoice Maker・Estimate Creator or Image Compressor?

Image Compressor is rated higher. Invoice Maker・Estimate Creator averages 2.0 out of 5 from 1 ratings, while Image Compressor averages 3.4 from 5 ratings.

### Do Invoice Maker・Estimate Creator or Image Compressor have ads?

Image Compressor shows ads; Invoice Maker・Estimate Creator does not.

### Which is updated more often, Invoice Maker・Estimate Creator or Image Compressor?

Invoice Maker・Estimate Creator ships an update weekly, and Image Compressor every 3 months. Most recently, Invoice Maker・Estimate Creator was updated on October 30, 2026 and Image Compressor on October 30, 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.*