# Studymaxxing AI Textbook Tutor vs Numvolt

The clearest difference is update cadence: Numvolt at every 3 days against Studymaxxing AI Textbook Tutor's every 9 days. Studymaxxing AI Textbook Tutor's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Studymaxxing AI Textbook Tutor sells 2 in-app purchases, starting at $6.99 per 7 days and Numvolt sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Studymaxxing AI Textbook Tutor ships an update every 9 days, Numvolt every 3 days. The most recent releases landed on November 15, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Studymaxxing AI Textbook Tutor | Numvolt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/numvolt-mental-math-practice/id6809142973/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 148 MB | 49 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Kanat Yeleussiz](https://appshunter.io/developer/1786133182) | [ROMEO ILARIO FLAVIO GAMBINO](https://appshunter.io/developer/1874823696) |

## What reviewers say

### Studymaxxing AI Textbook Tutor

[App page](https://appshunter.io/ios/app/studymaxxing-ai-textbook-tutor/id6760252799)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $6.99 | per 7 days |
| Premium Annual | $59.99 | per year |


### Numvolt

[App page](https://appshunter.io/ios/app/numvolt-mental-math-practice/id6809142973)

Enhance your arithmetic skills with engaging exercises and step-by-step guidance. Master topics like algebra, fractions, and times tables through timed sprints or a relaxed Zen mode. Track your progress visually and compete with others globally.

**Highlights:** Fifteen math topics covered, Step-by-step correction methods, Timed sprints and Zen mode, Global leaderboards, Two-player duel mode, Progress tracking and widgets, Offline progress storage

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numvolt Pro Weekly | $2.99 | per 7 days |
| Numvolt Pro Yearly | $14.99 | per year |
| Numvolt Pro | $24.99 | one-time |


## Frequently asked questions

### Is Studymaxxing AI Textbook Tutor free?

Studymaxxing AI Textbook Tutor is free to download, with in-app purchases available.

### Is Numvolt free?

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

### Do Studymaxxing AI Textbook Tutor or Numvolt have ads?

Neither Studymaxxing AI Textbook Tutor nor Numvolt shows ads.

### Which is updated more often, Studymaxxing AI Textbook Tutor or Numvolt?

Studymaxxing AI Textbook Tutor ships an update every 9 days, and Numvolt every 3 days. Most recently, Studymaxxing AI Textbook Tutor was updated on November 15, 2026 and Numvolt on November 13, 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.*