# Fish Math Trainer vs Modo USIL

The clearest difference is ads: Modo USIL at none against Fish Math Trainer's shown. Modo USIL also leads on update cadence (weekly vs every 10 months) and iOS requirement (9.3 vs 12.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fish Math Trainer ships an update every 10 months, Modo USIL weekly. The most recent releases landed on September 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Fish Math Trainer | Modo USIL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Weekly** |
| Size | 25 MB | 15 MB |
| Requires iOS | 12.0 | **9.3** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Andela ICT](https://appshunter.io/developer/342734534) | [UNIVERSIDAD SAN IGNACIO DE LOYOLA S.R.L.](https://appshunter.io/developer/640368432) |

## What reviewers say

### Fish Math Trainer

[App page](https://appshunter.io/ios/app/fish-math-trainer/id987236624)

**Features:** macOS Compatibility

**In-app purchases:** none


### Modo USIL

[App page](https://appshunter.io/ios/app/modo-usil/id1374064718)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fish Math Trainer free?

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

### Is Modo USIL free?

Modo USIL is free to download, with no in-app purchases.

### Do Fish Math Trainer or Modo USIL have ads?

Fish Math Trainer shows ads; Modo USIL does not.

### Which is updated more often, Fish Math Trainer or Modo USIL?

Fish Math Trainer ships an update every 10 months, and Modo USIL weekly. Most recently, Fish Math Trainer was updated on September 12, 2026 and Modo USIL on October 1, 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.*