Comparison

Punycode Converter vs Book Creator

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

Head to head
About

Punycode Converter

Features
Read full description

Punycode Converter is a free and open-source app which lets you to convert text and internatiolized domain names (IDN) to punycode and back!

About

Book Creator

This app uses advanced AI to generate personalized stories, poems, and novels based on your input. Explore a vast library of themes and genres, or create your own prompts for unique narrative experiences.

Highlights
  • AI-generated stories
  • Personalized narratives
  • Novel and poetry writing
  • Customizable prompts
  • Themed story library
  • Community stories
Features
Read full description

Write & Publish Your Book Today! Author AI is the ultimate book writing app — your AI author and story builder for creating novels, scripts, poems, and more. Whether you're making a book from scratch or looking for an AI writer to supercharge your creative writing, Author AI delivers personalized stories tailored exactly to you. Our advanced AI book writing technology analyzes your ideas and builds fully developed stories, novels, and scripts in moments. From writing a book to poem writing, from story writing app features to full novel AI generation — Author AI covers every genre and format. Each story is unique, so making a book has never been this exciting. With an ever-growing library of themes and genres, your AI story writer never runs out of inspiration. Write your own prompts, experiment with genres, or let our story builder take the lead — the result is always a one-of-a-kind creation. Whether you're working on a novel, a screenplay, or short stories, Author AI is the book writing app that makes your imagination real. Download the #1 AI author app today and start writing! In-App Purchase Author AI is a free download, completely risk-free, before purchasing the service. The first story is completely free — no payment required to get started. If you choose to subscribe, you will be charged a weekly, monthly, or yearly price based on your country and the subscription you select. Access to creating more than one story requires a subscription. Community stories are always free to view. Pricing is always shown in the app before you complete any purchase. Payment will be charged to your Apple ID Account at confirmation of purchase. Your subscription renews automatically at the end of every billing period unless turned off at least 24 hours before the end of the current period. You can manage or cancel auto-renewal at any time in your Apple ID Account Settings. Any unused portion of a free trial will be forfeited when a subscription is purchased. Terms of Service: https://www.authoraiapp.com/terms-conditions Privacy Policy: https://www.authoraiapp.com/privacy-policy

Screenshots

Punycode Converter2 screens
Book Creator4 screens

Verdict

The call

The clearest difference is price: Book Creator at Free against Punycode Converter's $2.99. Punycode Converter's advantage is in-app purchases (none vs 18) and ads (none vs shown). On update cadence 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

Book Creator is free to download; Punycode Converter costs $2.99 up front. Book Creator sells 17 in-app purchases, starting at $4.99 per 7 days. Punycode Converter asks for nothing beyond the download.

UpkeepUpdate frequency

Punycode Converter ships an update every 10 days, Book Creator every 5 days. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

Scorecard4 real differences · 6 level
Punycode Converter versus Book Creator: the parameters behind the verdict, then further details
ParameterPunycode ConverterBook Creator
Price$2.99Free — better
Rating—4.5 (3.8K ratings) — better
Positive reviews—44.9% of reviews
Number of ratings—3.8K — better
Update frequencyEvery 10 daysEvery 5 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS9.0 — better16.4
Further details — not scored
Size45 MB186 MB
Age rating4+17+
DeveloperArshak AghakaryanMurphy Brantley

Bugs and requests

Punycode Converter

Not enough reviews yet to summarise bugs or requests.

Book Creator

Reported bugs

4 issues
  • Repeated or unfinished chapters
  • Inability to edit or update existing stories
  • Frequent loading and error issues
  • Inconsistent character and plot details

Requested features

5 requests
  • Allow connecting stories as sequels
  • Expand character limit for more detailed descriptions
  • Implement a chapter rewrite or regeneration feature
  • Provide more free credits or a way to earn them
  • Add an option to disable the artwork generation

In-app purchases

None

Punycode Converter

No in-app purchases

17 purchases

Book Creator

Subscriptions11
  • Unlimited Stories Weekly$4.997 Days
  • Unlimited Stories$4.997 Days
  • Unlimited Stories7 Days trial$10.007 Days
Show 8 more
  • Unlimited Stories Monthly$14.991 Month
  • Unlimited Stories$19.991 Month
  • Unlimited Stories$39.991 Year
  • Unlimited Stories$49.991 Year
  • Unlimited Stories2 variants$59.991 Year
  • Unlimited Stories Yearly7 Days trial$79.991 Year
  • Unlimited Stories1 Year trial$79.991 Year
  • Unlimited Stories7 Days trial$99.991 Year
One-time6
  • Remove Ads$2.99
  • Story Credit Pack$2.99
  • 10 Chapter Book$3.00
Show 3 more
  • Story Credit Pack$7.99
  • Story Credit Pack$19.99
  • Story Credit Pack$49.99

Questions

Is Punycode Converter free?
Punycode Converter costs $2.99, with no in-app purchases.
Is Book Creator free?
Book Creator is free to download, with in-app purchases available.
Do Punycode Converter or Book Creator have ads?
Book Creator shows ads; Punycode Converter does not.
Which is updated more often, Punycode Converter or Book Creator?
Punycode Converter ships an update every 10 days, and Book Creator every 5 days. Most recently, Punycode Converter was updated on October 12, 2026 and Book Creator on October 16, 2026.

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