# Notate ML vs Reduce image size

The clearest difference is review sentiment: Reduce image size at 60% against Notate ML's 0%. Reduce image size also leads on ratings volume (72 vs 4) and update cadence (every 2 months vs every 5 months). Notate ML's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Reduce image size sells 3 in-app purchases, starting at $0.99 per month. Notate ML asks for nothing beyond the download.

Reduce image size holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: Reduce image size has 72 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 0% of Notate ML's written reviews are positive against 60% of Reduce image size's.

Notate ML ships an update every 5 months, Reduce image size every 2 months. The most recent releases landed on July 3, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Notate ML | Reduce image size |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/notate-ml/id1605408700/reviews) | **[4.2 (72 ratings)](https://appshunter.io/ios/app/reduce-image-size-resizer/id1614646280/reviews)** |
| Number of ratings | 4 | **72** |
| Positive reviews | 0.0% of reviews | **60.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 14 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rajaram Gurumurthi](https://appshunter.io/developer/1603687897) | [Sounak Sarkar](https://appshunter.io/developer/938584928) |

## What reviewers say

### Notate ML

[App page](https://appshunter.io/ios/app/notate-ml/id1605408700)

Accelerate the creation of image datasets for machine learning projects. Easily add labels, import or capture images, and annotate objects with bounding boxes. Export your prepared data for popular object detection frameworks.

**Highlights:** Create and name datasets, Add labels via typing, copy-paste, scanning, or voice, Import images from photo library, Capture new images with camera, Crop images and draw bounding boxes, Tag and label objects, Export data for YOLO, Create ML, Auto ML

**In-app purchases:** none


### Reduce image size

[App page](https://appshunter.io/ios/app/reduce-image-size-resizer/id1614646280)

Easily resize and compress images and videos to optimize file sizes for sharing or storage. Supports batch processing, various formats, and offers customizable settings for quality and dimensions.

**Highlights:** Image resizing, Image compression, Video resizing, Video compression, Image format conversion, Batch processing, Customizable settings

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $5.99 | per year |
| Remove all advertisements | $0.99 | one-time |


## Frequently asked questions

### Is Notate ML free?

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

### Is Reduce image size free?

Reduce image size is free to download, with in-app purchases available.

### Which has better reviews, Notate ML or Reduce image size?

Reduce image size is rated higher. Notate ML averages 4.0 out of 5 from 4 ratings, while Reduce image size averages 4.2 from 72 ratings.

### Do Notate ML or Reduce image size have ads?

Reduce image size shows ads; Notate ML does not.

### Which is updated more often, Notate ML or Reduce image size?

Notate ML ships an update every 5 months, and Reduce image size every 2 months. Most recently, Notate ML was updated on July 3, 2026 and Reduce image size on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*