# Tokko no Shima vs DeerReader

The clearest difference is review sentiment: DeerReader at 100% against Tokko no Shima's 74%. DeerReader also leads on update cadence (every 5 weeks vs every 5 months) and device support (4 vs 2). Tokko no Shima's advantage is monetization model (free with in-app purchases vs paid) and iOS requirement (16.6 vs 26.1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Tokko no Shima sells 10 one-off in-app purchases and DeerReader sells 1 in-app purchase, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Tokko no Shima ships an update every 5 months, DeerReader every 5 weeks. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Tokko no Shima | DeerReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/deerreader-audiobook-player/id6748619971/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 73.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 5 MB | 27 MB |
| Requires iOS | **16.6** | 26.1 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 12+ | 4+ |
| Developer | [Susumu Hoshikawa](https://appshunter.io/developer/413265272) | [Cloverfield Technologies LLC](https://appshunter.io/developer/1744210662) |

## What reviewers say

### Tokko no Shima

[App page](https://appshunter.io/ios/app/tokko-no-shima/id602560302)

Experience a gripping historical comic about human torpedo crews in the Pacific War. The first volume is free, with subsequent volumes available for purchase. Discover the acclaimed work by Syuho Sato, known for "Give My Regards to Black Jack."

**Highlights:** Historical Pacific War comic, Human torpedo crew depiction, First volume free, Subsequent volumes for purchase, Work by Syuho Sato, Available on iPhone and iPad

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 特攻の島 第２巻 | $1.99 | one-time |
| 特攻の島 第３巻 | $1.99 | one-time |
| 特攻の島 第４巻 | $1.99 | one-time |
| 特攻の島 第５巻 | $1.99 | one-time |
| 特攻の島 第６巻 | $1.99 | one-time |
| 特攻の島 第７巻 | $1.99 | one-time |
| 特攻の島 第８巻 | $1.99 | one-time |
| マンガ on ウェブ 20号 | $2.99 | one-time |
| マンガ on ウェブ 21号 | $2.99 | one-time |
| マンガ on ウェブ 22号 | $2.99 | one-time |


### DeerReader

[App page](https://appshunter.io/ios/app/deerreader-audiobook-player/id6748619971)

Organize and listen to your digital audiobooks with a beautiful, intelligent player. Features adaptive UI, fast search, and automatic sorting into collections using AI. Enjoy a seamless listening experience with home screen widget access.

**Highlights:** Adaptive player UI matching audiobook cover, Fast, unified search for books and authors, Home screen widget for instant access, AI-powered automatic organization into collections, Intuitive playback controls, Support for large digital libraries

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Support Subscription | $9.99 | per year |


## Frequently asked questions

### Is Tokko no Shima free?

Tokko no Shima is free to download, with in-app purchases available.

### Is DeerReader free?

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

### Do Tokko no Shima or DeerReader have ads?

Neither Tokko no Shima nor DeerReader shows ads.

### Which is updated more often, Tokko no Shima or DeerReader?

Tokko no Shima ships an update every 5 months, and DeerReader every 5 weeks. Most recently, Tokko no Shima was updated on October 23, 2026 and DeerReader on October 7, 2026.

---

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