# Math Shot Add and Subtract 100 vs Fish Identifier

The clearest difference is price: Fish Identifier at Free against Math Shot Add and Subtract 100's $2.99. Math Shot Add and Subtract 100's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17). On update cadence, ads and in-app purchases there is nothing between them.

Fish Identifier is free to download; Math Shot Add and Subtract 100 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Math Shot Add and Subtract 100 ships an update every 6 months, Fish Identifier every 9 months. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Math Shot Add and Subtract 100 | Fish Identifier |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/fish-identifier/id6748757135/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 9 months |
| Monetization | — | Free |
| Size | 17 MB | 18 MB |
| Requires iOS | **12.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Kawaii](https://appshunter.io/developer/1696001381) |

## What reviewers say

### Math Shot Add and Subtract 100

[App page](https://appshunter.io/ios/app/math-shot-add-and-subtract-100/id1161458020)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fish Identifier

[App page](https://appshunter.io/ios/app/fish-identifier/id6748757135)

Instantly identify fish species from photos using AI. Explore a detailed field guide with thousands of species, learn about marine life through educational articles, and connect with a community of enthusiasts. Track your discoveries with a personal catch log.

**Highlights:** AI-powered photo identification, Comprehensive species field guide, Community identification sharing, Educational articles on marine life, Personal catch log, Advanced search filters

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Shot Add and Subtract 100 free?

Math Shot Add and Subtract 100 costs $2.99, with no in-app purchases.

### Is Fish Identifier free?

Fish Identifier is free to download, with no in-app purchases.

### Do Math Shot Add and Subtract 100 or Fish Identifier have ads?

Neither Math Shot Add and Subtract 100 nor Fish Identifier shows ads.

### Which is updated more often, Math Shot Add and Subtract 100 or Fish Identifier?

Math Shot Add and Subtract 100 ships an update every 6 months, and Fish Identifier every 9 months. Most recently, Math Shot Add and Subtract 100 was updated on November 2, 2026 and Fish Identifier on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*