# N3 vs Froggy Flex

The clearest difference is ads: N3 at none against Froggy Flex's shown. Froggy Flex's advantage is update cadence (every 5 months vs every 25 months) and iOS requirement (15.1 vs 26.0). On price, in-app purchases and device support there is nothing between them.

N3 costs $9.99 and Froggy Flex $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

N3 ships an update every 25 months, Froggy Flex every 5 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | N3 | Froggy Flex |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 25 months | **Every 5 months** |
| Monetization | Paid | — |
| Size | 16 MB | 42 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yamase & Touwa Japanese Insititute](https://appshunter.io/developer/442115304) | [Moruk LLC](https://appshunter.io/developer/1826185873) |

## What reviewers say

### N3

[App page](https://appshunter.io/ios/app/n3/id493169980)

Master JLPT N3 grammar with over 300 practice questions and detailed explanations. This app covers all required sentence patterns for the N3 reading section, organized for easy understanding. Perfect for on-the-go learning.

**Highlights:** JLPT N3 grammar explanations, Over 300 practice questions, Detailed explanations for each pattern, Covers all N3 reading sentence patterns, One-handed operation, Vocabulary marking and reinforcement

**Features:** Vision Pro support

**In-app purchases:** none


### Froggy Flex

[App page](https://appshunter.io/ios/app/froggy-flex/id6761450890)

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

**In-app purchases:** none


## Frequently asked questions

### Is N3 free?

N3 costs $9.99, with no in-app purchases.

### Is Froggy Flex free?

Froggy Flex costs $9.99, with no in-app purchases.

### Do N3 or Froggy Flex have ads?

Froggy Flex shows ads; N3 does not.

### Which is updated more often, N3 or Froggy Flex?

N3 ships an update every 25 months, and Froggy Flex every 5 months. Most recently, N3 was updated on November 1, 2026 and Froggy Flex on October 31, 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.*