# Exploring The Core K vs Class Planner for teachers

The clearest difference is review sentiment: Class Planner for teachers at 87% against Exploring The Core K's 60%. Class Planner for teachers also leads on rating (4.7 vs 4.4) and ratings volume (66 vs 7). Exploring The Core K's advantage is iOS requirement (8.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Exploring The Core K sells 1 one-off in-app purchase and Class Planner for teachers sells 1 in-app purchase, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Class Planner for teachers holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Class Planner for teachers has 66 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 60% of Exploring The Core K's written reviews are positive against 87% of Class Planner for teachers's.

Exploring The Core K ships an update every 5 weeks, Class Planner for teachers every 2 months. The most recent releases landed on September 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Exploring The Core K | Class Planner for teachers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (7 ratings)](https://appshunter.io/ios/app/exploring-the-core-k-8-math/id1093007771/reviews) | **[4.7 (66 ratings)](https://appshunter.io/ios/app/class-planner-for-teachers/id1375048674/reviews)** |
| Number of ratings | 7 | **66** |
| Positive reviews | 60.0% of reviews | **86.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Freemium |
| Size | 35 MB | 26 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Exploring The Core LLC](https://appshunter.io/developer/1093007710) | [Glen Botha](https://appshunter.io/developer/943181947) |

## What reviewers say

### Exploring The Core K

[App page](https://appshunter.io/ios/app/exploring-the-core-k-8-math/id1093007771)

This app visualizes Common Core State Standards for K-8 math, showing skill progression across grade levels. It serves as a reference for parents and educators to understand expected math skill sets.

**Highlights:** Visualizes K-8 math standards, Shows skill development across grades, Searchable standards, Glossary of education terms, Reference tool for parents and teachers

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Grades and Skills | $2.99 | one-time |


### Class Planner for teachers

[App page](https://appshunter.io/ios/app/class-planner-for-teachers/id1375048674)

This app helps educators organize their teaching schedules by recording lesson plans, standards, notes, and homework. It offers timetable views, easy lesson adjustments, and PDF generation for administrative needs. Sync homework assignments with Google Classroom for seamless communication.

**Highlights:** Lesson plan recording, Standards association, Timetable views (1 or 2 weeks), Lesson rescheduling, PDF lesson generation, Google Classroom homework sync

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $5.99 | per month |


## Frequently asked questions

### Is Exploring The Core K free?

Exploring The Core K is free to download, with in-app purchases available.

### Is Class Planner for teachers free?

Class Planner for teachers is free to download, with in-app purchases available.

### Which has better reviews, Exploring The Core K or Class Planner for teachers?

Class Planner for teachers is rated higher. Exploring The Core K averages 4.4 out of 5 from 7 ratings, while Class Planner for teachers averages 4.7 from 66 ratings.

### Do Exploring The Core K or Class Planner for teachers have ads?

Neither Exploring The Core K nor Class Planner for teachers shows ads.

### Which is updated more often, Exploring The Core K or Class Planner for teachers?

Exploring The Core K ships an update every 5 weeks, and Class Planner for teachers every 2 months. Most recently, Exploring The Core K was updated on September 26, 2026 and Class Planner for teachers on October 19, 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.*