# hundreds frame vs ClaroPDF Pro

The clearest difference is review sentiment: hundreds frame at 100% against ClaroPDF Pro's 51%. hundreds frame also leads on rating (5.0 vs 4.2) and in-app purchases (none vs 17). ClaroPDF Pro's advantage is update cadence (every 3 weeks vs every 14 months) and ratings volume (48 vs 2). On ads there is nothing between them.

hundreds frame costs $3.99 and ClaroPDF Pro $9.99 up front. ClaroPDF Pro sells 17 one-off in-app purchases. hundreds frame asks for nothing beyond the download.

hundreds frame holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: ClaroPDF Pro has 48 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of hundreds frame's written reviews are positive against 51% of ClaroPDF Pro's.

hundreds frame ships an update every 14 months, ClaroPDF Pro every 3 weeks. The most recent releases landed on October 7, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | hundreds frame | ClaroPDF Pro |
| --- | --- | --- |
| Price | **$3.99** | $9.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hundreds-frame/id423532149/reviews)** | [4.2 (48 ratings)](https://appshunter.io/ios/app/claropdf-pro-text-to-speech/id633997623/reviews) |
| Number of ratings | 2 | **48** |
| Positive reviews | **100.0% of reviews** | 51.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 22 MB | 147 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christian Urff](https://appshunter.io/developer/415894463) | [Claro Software Limited](https://appshunter.io/developer/321126498) |

## What reviewers say

### hundreds frame

[App page](https://appshunter.io/ios/app/hundreds-frame/id423532149)

This virtual math manipulative helps children explore and understand basic addition and subtraction. It visualizes the place value system and aids children with dyscalculia by allowing them to manipulate counters on a structured hundreds frame.

**Highlights:** Virtual hundreds frame, Addition and subtraction exploration, Place value visualization, Double-sided counters, Aid for dyscalculia, Supports homework tasks

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

**In-app purchases:** none


### ClaroPDF Pro

[App page](https://appshunter.io/ios/app/claropdf-pro-text-to-speech/id633997623)

This app transforms PDFs into accessible documents. It allows you to listen to text with synchronized highlighting, annotate PDFs with various tools, and convert image-based PDFs into searchable text. Manage and sync your files across devices for seamless study and productivity.

**Highlights:** Text-to-speech with synchronized highlighting, PDF annotation tools (highlight, underline, notes), Image and PDF image to accessible text conversion, Background speech playback, Customizable readability settings, iCloud synchronization

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Jess | Free | one-time |
| Heather | Free | one-time |
| 50 Credits | $0.99 | one-time |
| Jill | $1.99 | one-time |
| Heather | $1.99 | one-time |
| Micah | $1.99 | one-time |
| Rod | $1.99 | one-time |
| Will | $1.99 | one-time |
| Allison | $1.99 | one-time |
| Ava | $1.99 | one-time |
| Susan | $1.99 | one-time |
| Laura | $1.99 | one-time |
| Rachel | $1.99 | one-time |
| 200 Credits | $3.99 | one-time |
| 5000 Credits | $3.99 | one-time |
| Olivia | $3.99 | one-time |
| 500 Credits | $8.99 | one-time |


## Frequently asked questions

### Is hundreds frame free?

hundreds frame costs $3.99, with no in-app purchases.

### Is ClaroPDF Pro free?

ClaroPDF Pro costs $9.99, and also offers in-app purchases.

### Which has better reviews, hundreds frame or ClaroPDF Pro?

hundreds frame is rated higher. hundreds frame averages 5.0 out of 5 from 2 ratings, while ClaroPDF Pro averages 4.2 from 48 ratings.

### Do hundreds frame or ClaroPDF Pro have ads?

Neither hundreds frame nor ClaroPDF Pro shows ads.

### Which is updated more often, hundreds frame or ClaroPDF Pro?

hundreds frame ships an update every 14 months, and ClaroPDF Pro every 3 weeks. Most recently, hundreds frame was updated on October 7, 2026 and ClaroPDF Pro on October 23, 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.*