# Math Shelf vs Staff Hubbe

The clearest difference is in-app purchases: Staff Hubbe at none against Math Shelf's 10. Staff Hubbe also leads on update cadence (fortnightly vs every 4 months). Math Shelf's advantage is iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Math Shelf sells 10 in-app purchases, starting at $4.99 per month. Staff Hubbe asks for nothing beyond the download.

Math Shelf ships an update every 4 months, Staff Hubbe fortnightly. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Math Shelf | Staff Hubbe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/math-shelf-early-math-mastery/id940278648/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 380 MB | 70 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Schacter](https://appshunter.io/developer/940278647) | [HUBBE Inc.](https://appshunter.io/developer/1561865599) |

## What reviewers say

### Math Shelf

[App page](https://appshunter.io/ios/app/math-shelf-early-math-mastery/id940278648)

This app provides an experimentally proven program to enhance early mathematics achievement for preschool and kindergarten students. It offers on-level instruction through adaptive learning and placement tests, aligning with Common Core Standards.

**Highlights:** Experimentally proven to increase math achievement, Common Core Aligned content, Adaptive learning and placement tests, Cloud-based syncing for school and home, Free 7-day trial, Supports iPhone, iPad, and iPod

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Access | $4.99 | per month |
| 1 Year Access | $41.99 | per year |
| 1 Students Monthly Subscription | $1.99 | one-time |
| 1 Student Monthly Subscription | $2.99 | one-time |
| 2 Students Monthly Subscription | $3.99 | one-time |
| 3 Students Monthly Subscription | $5.99 | one-time |
| 2 Students Monthly Subscription | $5.99 | one-time |
| 3 Students Monthly Subscription | $8.99 | one-time |
| 3 Students Subscription | $9.99 | one-time |
| 4 Students Monthly Subscription | $11.99 | one-time |


### Staff Hubbe

[App page](https://appshunter.io/ios/app/staff-hubbe/id1564315091)

This app helps educators manage state-funded early childhood education programs. It offers features for tracking student progress, managing attendance, communicating with parents, and storing important student information securely.

**Highlights:** Student information review, Attendance and sign-in/out management, Parent announcements, Assessment score entry, Developmental progress tracking, Immunization and health record management

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Shelf free?

Math Shelf is free to download, with in-app purchases available.

### Is Staff Hubbe free?

Staff Hubbe is free to download, with no in-app purchases.

### Do Math Shelf or Staff Hubbe have ads?

Neither Math Shelf nor Staff Hubbe shows ads.

### Which is updated more often, Math Shelf or Staff Hubbe?

Math Shelf ships an update every 4 months, and Staff Hubbe fortnightly. Most recently, Math Shelf was updated on October 15, 2026 and Staff Hubbe on October 8, 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.*