# First Grade Math Trainer vs Least Common Multiple PRO

The clearest difference is update cadence: Least Common Multiple PRO at every 8 days against First Grade Math Trainer's every 26 months. Least Common Multiple PRO also leads on price ($1.99 vs $2.99). First Grade Math Trainer's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

First Grade Math Trainer costs $2.99 and Least Common Multiple PRO $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

First Grade Math Trainer ships an update every 26 months, Least Common Multiple PRO every 8 days. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | First Grade Math Trainer | Least Common Multiple PRO |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 8 days** |
| Size | 17 MB | 179 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### First Grade Math Trainer

[App page](https://appshunter.io/ios/app/first-grade-math-trainer/id1312646149)

**Features:** macOS Compatibility

**In-app purchases:** none


### Least Common Multiple PRO

[App page](https://appshunter.io/ios/app/least-common-multiple-pro/id6792035276)

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

**In-app purchases:** none


## Frequently asked questions

### Is First Grade Math Trainer free?

First Grade Math Trainer costs $2.99, with no in-app purchases.

### Is Least Common Multiple PRO free?

Least Common Multiple PRO costs $1.99, with no in-app purchases.

### Do First Grade Math Trainer or Least Common Multiple PRO have ads?

Neither First Grade Math Trainer nor Least Common Multiple PRO shows ads.

### Which is updated more often, First Grade Math Trainer or Least Common Multiple PRO?

First Grade Math Trainer ships an update every 26 months, and Least Common Multiple PRO every 8 days. Most recently, First Grade Math Trainer was updated on November 6, 2026 and Least Common Multiple PRO on November 2, 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.*