Comparison

Guide Voillot Gems vs BookDaddy

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

Head to head

Write publish market with AI

Free

📚 Books

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About

Guide Voillot Gems

Features

Read full description

Guide Voillot Gems is your ultimate companion for exploring the world of gemstones. Discover a vast collection of precious and semi-precious stones, learn about their properties, and find the perfect gem for your needs. With detailed filters for color, hardness, density, and more, Gemstone Explorer makes it easy to find the gem of your dreams. Whether you're a gem enthusiast, jeweler, or collector, Gemstone Explorer is your gateway to the fascinating world of gemstones.

About

BookDaddy

Features

Read full description

BookDaddy.ai uses advanced AI to help you write, publish, and market your book—faster and easier than ever before. Whether you're a first-time author or an experienced writer, our tools guide you through the entire process, from draft to bestseller.

Screenshots

Guide Voillot Gems3 screens

BookDaddy4 screens

Verdict

The call

The clearest difference is update cadence: Guide Voillot Gems at every 2 days against BookDaddy's fortnightly. Guide Voillot Gems also leads on iOS requirement (13.4 vs 15.1). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Guide Voillot Gems ships an update every 2 days, BookDaddy fortnightly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 4 level

Guide Voillot Gems versus BookDaddy: the parameters behind the verdict, then further details
Parameter	Guide Voillot Gems	BookDaddy
Price	Free	Free
Update frequency	Every 2 days — better	Fortnightly
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	13.4 — better	15.1
Further details — not scored
Size	21 MB	25 MB
Age rating	4+	4+
Developer	Maxime Voillot	Deal.ai

In-app purchases

None

Guide Voillot Gems

No in-app purchases

None

BookDaddy

No in-app purchases

Questions

Is Guide Voillot Gems free?

Guide Voillot Gems is free to download, with no in-app purchases.

Is BookDaddy free?

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

Do Guide Voillot Gems or BookDaddy have ads?

Neither Guide Voillot Gems nor BookDaddy shows ads.

Which is updated more often, Guide Voillot Gems or BookDaddy?

Guide Voillot Gems ships an update every 2 days, and BookDaddy fortnightly. Most recently, Guide Voillot Gems was updated on October 25, 2026 and BookDaddy on October 30, 2026.