# Stamping Words vs Knowre Math

The clearest difference is update cadence: Knowre Math at every 5 weeks against Stamping Words's every 3 months. Knowre Math also leads on iOS requirement (11.0 vs 15.6). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stamping Words holds the better App Store score, 3.4 against 3.2. Both are backed by a comparable volume of ratings — 5 and 6 respectively.

Stamping Words ships an update every 3 months, Knowre Math every 5 weeks. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Stamping Words | Knowre Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/stamping-words/id499896936/reviews)** | [3.2 (6 ratings)](https://appshunter.io/ios/app/knowre-math/id1013478802/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 1 MB | 103 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bob Baratta-Lorton](https://appshunter.io/developer/499646138) | [KnowRe Americas Inc.](https://appshunter.io/developer/1013478801) |

## What reviewers say

### Stamping Words

[App page](https://appshunter.io/ios/app/stamping-words/id499896936)

This app is part of a comprehensive reading and writing curriculum designed for beginning readers or those who have struggled with literacy. It uses a unique "stamping" method to help children express themselves creatively through writing, even before they can read or write traditional letters. The program aims to make reading and writing enjoyable and effective for all children.

**Highlights:** Part of Baratta-Lorton Reading Program, Teaches reading and writing skills, Uses a unique stamping method for creative writing, Designed for beginning readers, Aims to make reading and writing enjoyable

**Features:** macOS Compatibility

**In-app purchases:** none


### Knowre Math

[App page](https://appshunter.io/ios/app/knowre-math/id1013478802)

This app offers a standards-aligned online math supplement for grades 1-12. It identifies and addresses individual learning gaps using personalized curricula and continuous assessment, supporting both students and teachers with actionable data.

**Highlights:** Standards-aligned curriculum, Individual learning gap identification, Personalized curricula, Continuous assessment, Teacher dashboard with actionable data, Interactive and scaffolded support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stamping Words free?

Stamping Words is free to download, with no in-app purchases.

### Is Knowre Math free?

Knowre Math is free to download, with no in-app purchases.

### Which has better reviews, Stamping Words or Knowre Math?

Stamping Words is rated higher. Stamping Words averages 3.4 out of 5 from 5 ratings, while Knowre Math averages 3.2 from 6 ratings.

### Do Stamping Words or Knowre Math have ads?

Neither Stamping Words nor Knowre Math shows ads.

### Which is updated more often, Stamping Words or Knowre Math?

Stamping Words ships an update every 3 months, and Knowre Math every 5 weeks. Most recently, Stamping Words was updated on October 3, 2026 and Knowre Math on October 5, 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.*