# First grade Math vs Periodic Table · Chemistry

The clearest difference is update cadence: Periodic Table · Chemistry at every 4 weeks against First grade Math's every 26 months. Periodic Table · Chemistry also leads on price ($1.99 vs $2.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

First grade Math costs $2.99 and Periodic Table · Chemistry $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

First grade Math ships an update every 26 months, Periodic Table · Chemistry every 4 weeks. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | First grade Math | Periodic Table · Chemistry |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 4 weeks** |
| Size | 17 MB | 24 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Xiamen City Fanyou Network Technology Co., Ltd.](https://appshunter.io/developer/1842524161) |

## What reviewers say

### First grade Math

[App page](https://appshunter.io/ios/app/first-grade-math-addition/id1271513401)

**Features:** macOS Compatibility

**In-app purchases:** none


### Periodic Table · Chemistry

[App page](https://appshunter.io/ios/app/periodic-table-chemistry/id6770173894)

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

**In-app purchases:** none


## Frequently asked questions

### Is First grade Math free?

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

### Is Periodic Table · Chemistry free?

Periodic Table · Chemistry costs $1.99, with no in-app purchases.

### Do First grade Math or Periodic Table · Chemistry have ads?

Neither First grade Math nor Periodic Table · Chemistry shows ads.

### Which is updated more often, First grade Math or Periodic Table · Chemistry?

First grade Math ships an update every 26 months, and Periodic Table · Chemistry every 4 weeks. Most recently, First grade Math was updated on October 10, 2026 and Periodic Table · Chemistry 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.*