Comparison

Tokko no Shima vs Ghostreader AI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Tokko no Shima

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
Read full description

===================== Thank you for waiting! We added the latest 7th volume. ===================== The Pacific War, human torpedoes, the Battle of Okinawa... The comic, "Tokko no Shima," still under an admiration serialization, comes up as an iPhone / iPad app now! It is the elaborating work by Syuho Sato, who is famous with his works, "Give My Regards to Black Jack" and "Umizaru." It is still under an admiration serialization, "Tokko no Shima"!! ===================== You can enjoy the 1st volume for free! The 2nd volume or later will be offered for a fee. ===================== This work depicts the battle of crews of human torpedoes, "Kaiten," in the last years of the Pacific War. You can readily enjoy it in your iPhone / iPad. Please try it at this opportunity! The newest publication is also scheduled to be released after the publication! ===================== About "Tokko no Shima": ===================== It is the cartoon by Shuho Sato, which depicts the everyday life of Kaiten special attack unit in the last years of the Greater East Asia War. It has been irregularly serialized in Hobunsya "Weekly Manga TIMES “from 2004. The publishment was suspended from 2008, but has been resumed in 2010. ***************** The Title: Tokko no Shima The Author: Shuho Sato The Site: Manga on Web (http://mangaonweb.con) *****************

About

Ghostreader AI

Features
Read full description

Ghostreader is the e-reader that reads with you. Bring books, papers, and articles into one private reading workspace, then ask questions, follow ideas, and return every answer to its source. READ WITH GHOST • Ask questions grounded in the text in front of you • Highlight a passage to explain it, define it, or ask a follow-up • Chat with one book, a selected set, or your whole library • Check cited source passages instead of taking an answer on faith • Listen with natural read-aloud while the page stays visible KEEP A PRIVATE READING MEMORY • Turn saved highlights, notes, and page-linked questions into inspectable ideas • See meaningful connections across books without turning reading progress into a public profile • Search what you kept and review a human-readable activity history BUILD IN BOOK STUDIO • Create cited comparisons, evidence tables, literature reviews, outlines, maps, briefs, and reading plans • Let Ghostreader find relevant passages automatically, or pin the exact passages you want • Revise artifacts without losing their source snapshot or version history READ WITH FRIENDS • Share one sourced page, note, or question with people you choose • Catch up through a finite Today table instead of an endless ranked feed • Read together in invite-only rooms with quiet, qualitative signals • Reply by branching from a passage in your own copy Friends is optional. Your library, private highlights, reading position, Reading Memory, and Studio work are not shared by default. You confirm the audience for every shared page. BRING YOUR OWN READING Import EPUB books, PDFs, Markdown files, research papers, and web articles. Switch supported originals between paged and continuous reading, and keep downloaded EPUB or PDF originals available for offline reading and search. AI explanations, sync, and newly generated work require a connection. Ghostreader includes a free Normie Reader plan with up to three new reading materials per month. Avid Reader is $6.99 per month and removes the monthly import limit. AI reading features are included on both plans. An account is required. Your library is private and is not used to train public AI models. Privacy Policy: https://ghostreader.ai/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Tokko no Shima4 screens
Ghostreader AI4 screens

Verdict

The call

The clearest difference is update cadence: Ghostreader AI at every 10 days against Tokko no Shima's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tokko no Shima sells 10 one-off in-app purchases and Ghostreader AI sells 1 in-app purchase, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Tokko no Shima ships an update every 5 months, Ghostreader AI every 10 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 7 level
Tokko no Shima versus Ghostreader AI: the parameters behind the verdict, then further details
ParameterTokko no ShimaGhostreader AI
PriceFreeFree
Positive reviews73.9% of reviews—
Update frequencyEvery 5 monthsEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better17.0
Further details — not scored
Size5 MB9 MB
Age rating12+4+
DeveloperSusumu Hoshikawalauren brendle

In-app purchases

10 purchases

Tokko no Shima

One-time10
  • 特攻の島 第2巻$1.99
  • 特攻の島 第3巻$1.99
  • 特攻の島 第4巻$1.99
Show 7 more
  • 特攻の島 第5巻$1.99
  • 特攻の島 第6巻$1.99
  • 特攻の島 第7巻$1.99
  • 特攻の島 第8巻$1.99
  • マンガ on ウェブ 20号$2.99
  • マンガ on ウェブ 21号$2.99
  • マンガ on ウェブ 22号$2.99
1 purchases

Ghostreader AI

Subscriptions1
  • Avid Reader$6.991 Month

Questions

Is Tokko no Shima free?
Tokko no Shima is free to download, with in-app purchases available.
Is Ghostreader AI free?
Ghostreader AI is free to download, with in-app purchases available.
Do Tokko no Shima or Ghostreader AI have ads?
Neither Tokko no Shima nor Ghostreader AI shows ads.
Which is updated more often, Tokko no Shima or Ghostreader AI?
Tokko no Shima ships an update every 5 months, and Ghostreader AI every 10 days. Most recently, Tokko no Shima was updated on November 1, 2026 and Ghostreader AI on October 31, 2026.

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