# First grade Math vs Rival Edge

The clearest difference is update cadence: Rival Edge at every 6 months against First grade Math's every 28 months. First grade Math's advantage is price ($2.99 vs $3.99) and iOS requirement (12.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

First grade Math costs $2.99 and Rival Edge $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

First grade Math ships an update every 28 months, Rival Edge every 6 months. The most recent releases landed on September 8, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | First grade Math | Rival Edge |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rival-edge/id6759164956/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 6 months** |
| Monetization | — | Paid |
| Size | 18 MB | 7 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Vladimir Rodzaevskiy](https://appshunter.io/developer/1838906311) |

## What reviewers say

### First grade Math

[App page](https://appshunter.io/ios/app/first-grade-math-subtraction/id1271513744)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rival Edge

[App page](https://appshunter.io/ios/app/rival-edge/id6759164956)

Master strategic decision-making with real-life scenarios and Nobel Prize-winning game theory concepts. Learn practical rules for everyday dilemmas, track your progress, and gain an edge in negotiations and relationships.

**Highlights:** Interactive real-life scenarios, 12 essential game theory concepts, 20 practical daily rules, Progress tracking with XP and ranks, Payoff matrices for decision math, Offline functionality, Supports 6 languages

**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 Rival Edge free?

Rival Edge costs $3.99, with no in-app purchases.

### Do First grade Math or Rival Edge have ads?

Neither First grade Math nor Rival Edge shows ads.

### Which is updated more often, First grade Math or Rival Edge?

First grade Math ships an update every 28 months, and Rival Edge every 6 months. Most recently, First grade Math was updated on September 8, 2026 and Rival Edge on September 21, 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.*