# BOT 3rd vs Prime Factorization Deluxe

The clearest difference is price: BOT 3rd at Free against Prime Factorization Deluxe's $1.99. BOT 3rd also leads on update cadence (every 6 months vs every 38 months) and device support (3 vs 1). On review sentiment, ads, in-app purchases and iOS requirement there is nothing between them.

BOT 3rd is free to download; Prime Factorization Deluxe costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BOT 3rd ships an update every 6 months, Prime Factorization Deluxe every 38 months. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | BOT 3rd | Prime Factorization Deluxe |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/prime-factorization-deluxe/id971807388/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 38 months |
| Monetization | Subscription | **Paid** |
| Size | 37 MB | 15 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Peggy Markham](https://appshunter.io/developer/951379850) | [Ventura Educational Systems](https://appshunter.io/developer/371324172) |

## What reviewers say

### BOT 3rd

[App page](https://appshunter.io/ios/app/bot-3rd-4th-grade-spelling/id951379870)

This app helps third and fourth graders master spelling words for the Texas UIL Spelling contest. It features audio pronunciation, interactive typing, and tracks progress, keeping misspelled words in rotation until mastered. A subscription unlocks all contest words for the current school year.

**Highlights:** UIL spelling word lists, Audio pronunciation, Interactive typing practice, Progress tracking, Misspelled word review, Subscription for full content

**Features:** macOS Compatibility

**In-app purchases:** none


### Prime Factorization Deluxe

[App page](https://appshunter.io/ios/app/prime-factorization-deluxe/id971807388)

Explore prime factorization, GCF, and LCM with an interactive factor tree. Select numbers up to 100 to build factor trees and learn mathematical concepts visually. Ideal for students learning number theory.

**Highlights:** Interactive prime factorization tool, Factor tree visualization, Greatest Common Factor (GCF) calculation, Least Common Multiple (LCM) calculation, Number selection up to 100, Visual distinction between prime and composite numbers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BOT 3rd free?

BOT 3rd is free to download, with no in-app purchases.

### Is Prime Factorization Deluxe free?

Prime Factorization Deluxe costs $1.99, with no in-app purchases.

### Do BOT 3rd or Prime Factorization Deluxe have ads?

Neither BOT 3rd nor Prime Factorization Deluxe shows ads.

### Which is updated more often, BOT 3rd or Prime Factorization Deluxe?

BOT 3rd ships an update every 6 months, and Prime Factorization Deluxe every 38 months. Most recently, BOT 3rd was updated on October 17, 2026 and Prime Factorization Deluxe on October 6, 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.*