# P21 vs Sunshine Phonics

The clearest difference is update cadence: P21 at every 6 weeks against Sunshine Phonics's every 4 months. P21 also leads on iOS requirement (11.0 vs 13.0). On price, ads, 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.

P21 ships an update every 6 weeks, Sunshine Phonics every 4 months. The most recent releases landed on November 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | P21 | Sunshine Phonics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/p21/id1453823561/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 226 MB | 102 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CAVES BOOKS LTD.](https://appshunter.io/developer/547924599) | [WENDY PYE PUBLISHING LIMITED](https://appshunter.io/developer/975407747) |

## What reviewers say

### P21

[App page](https://appshunter.io/ios/app/p21/id1453823561)

This educational app supports a four-level phonics series for young learners. It offers audio tracks, videos, flashcards, and games to help children build foundational skills in phonological awareness, reading, and spelling.

**Highlights:** Audio tracks from student books, Educational videos, Keyword flashcards, Phonics games, Progress tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Sunshine Phonics

[App page](https://appshunter.io/ios/app/sunshine-phonics/id6444631974)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is P21 free?

P21 is free to download, with no in-app purchases.

### Is Sunshine Phonics free?

Sunshine Phonics is free to download, with no in-app purchases.

### Do P21 or Sunshine Phonics have ads?

Neither P21 nor Sunshine Phonics shows ads.

### Which is updated more often, P21 or Sunshine Phonics?

P21 ships an update every 6 weeks, and Sunshine Phonics every 4 months. Most recently, P21 was updated on November 2, 2026 and Sunshine Phonics on October 6, 2026.

---

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