# Third Grade Math Trainer vs Dog Breed Identifier

The clearest difference is price: Dog Breed Identifier at Free against Third Grade Math Trainer's $2.99. Dog Breed Identifier also leads on update cadence (every 3 months vs every 26 months). Third Grade Math Trainer's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

Dog Breed Identifier is free to download; Third Grade Math Trainer costs $2.99 up front. Dog Breed Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. Third Grade Math Trainer asks for nothing beyond the download.

Third Grade Math Trainer ships an update every 26 months, Dog Breed Identifier every 3 months. The most recent releases landed on September 28, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Third Grade Math Trainer | Dog Breed Identifier |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dog-breed-identifier-scanner/id6737427264/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 33 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) | [Semen Sharyhin](https://appshunter.io/developer/1463206827) |

## What reviewers say

### Third Grade Math Trainer

[App page](https://appshunter.io/ios/app/third-grade-math-trainer/id1312646293)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dog Breed Identifier

[App page](https://appshunter.io/ios/app/dog-breed-identifier-scanner/id6737427264)

Instantly identify fish species from photos using advanced AI. Get detailed information about each fish, perfect for anglers, researchers, and anyone curious about aquatic life. Explore the underwater world with ease and gain educational insights.

**Highlights:** AI-powered fish identification, Identify from photos or uploads, Detailed species information, Comprehensive fish database, Educational insights

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dog Identifier Premium Week | $4.99 | per 7 days |
| Dog Identifier Premium Year | $24.99 | per year |


## Frequently asked questions

### Is Third Grade Math Trainer free?

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

### Is Dog Breed Identifier free?

Dog Breed Identifier is free to download, with in-app purchases available.

### Do Third Grade Math Trainer or Dog Breed Identifier have ads?

Neither Third Grade Math Trainer nor Dog Breed Identifier shows ads.

### Which is updated more often, Third Grade Math Trainer or Dog Breed Identifier?

Third Grade Math Trainer ships an update every 26 months, and Dog Breed Identifier every 3 months. Most recently, Third Grade Math Trainer was updated on September 28, 2026 and Dog Breed Identifier on October 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.*