# Numbiro vs Phenyx

The clearest difference is rating: Phenyx at 5.0 against Numbiro's 4.4. Phenyx also leads on ads (none vs shown) and update cadence (daily vs every 2 months). Numbiro's advantage is monetization model (ad-supported vs free with in-app purchases) and ratings volume (7 vs 1). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Numbiro sells 2 in-app purchases, starting at $0.49 per month and Phenyx sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Phenyx holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Numbiro has 7 ratings behind it against 1, so its average is the more settled of the two.

Numbiro ships an update every 2 months, Phenyx daily. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Numbiro | Phenyx |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (7 ratings)](https://appshunter.io/ios/app/numbiro/id1610373472/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/phenyx/id6759697966/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 68 MB | 32 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Sulisoft Limited](https://appshunter.io/developer/1610373474) | [Insp1re LLC](https://appshunter.io/developer/1787057464) |

## What reviewers say

### Numbiro

[App page](https://appshunter.io/ios/app/numbiro/id1610373472)

Practice recognizing spoken Japanese numbers to improve comprehension in everyday conversations. Choose number ranges from single digits to billions and practice Japanese counters. Compete against the clock to get as many correct as possible.

**Highlights:** Listen to spoken Japanese numbers, Identify numbers by listening, Select number ranges, Practice Japanese counters, Timed challenges

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.49 | per month |
| Premium Lifetime | $3.99 | one-time |


### Phenyx

[App page](https://appshunter.io/ios/app/phenyx/id6759697966)

This reading companion helps you capture thoughts, connect ideas across books with AI, and engage in deeper understanding through Socratic questioning. It offers personalized reading modes and a community feature for sharing insights.

**Highlights:** AI-powered idea connection, Socratic questioning for deeper understanding, Personalized reading modes, Knowledge graph visualization, Community sharing and book clubs, Spaced repetition for insights, Progress tracking with streaks and badges

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Phenyx Unlimited Monthly | $7.99 | per month |
| Phenyx Unlimited Annual | $74.99 | per year |


## Frequently asked questions

### Is Numbiro free?

Numbiro is free to download, with in-app purchases available.

### Is Phenyx free?

Phenyx is free to download, with in-app purchases available.

### Which has better reviews, Numbiro or Phenyx?

Phenyx is rated higher. Numbiro averages 4.4 out of 5 from 7 ratings, while Phenyx averages 5.0 from 1 ratings.

### Do Numbiro or Phenyx have ads?

Numbiro shows ads; Phenyx does not.

### Which is updated more often, Numbiro or Phenyx?

Numbiro ships an update every 2 months, and Phenyx daily. Most recently, Numbiro was updated on October 24, 2026 and Phenyx on October 17, 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.*