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Product guide

Heart of Iron — Kindle Edition

Kindle Edition: Heart of Iron is a young adult science-fiction fantasy novel about Ana, an outlaw raised among space travelers, and her effort to save the sentient android D09. A risky hunt for a lost ship’s coordinates draws her into a flight from a kingdom and a choice involving the Metal boy she loves.

At a glance

  • Space-opera adventure with science-fiction, fantasy, and romance elements.
  • Follows Ana’s attempt to find a way to repair D09, a sentient android whose condition is worsening.
  • A lost ship’s coordinates set Ana and an Ironblood boy on the run from their kingdom.
Price
$3.99Save 75%

Reference price: $15.99

Price checked: Nov 12, 2026

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Pros and cons

Pros

  • The central quest combines a personal effort to save D09 with a larger chase and a kingdom-wide threat.
  • The ebook listing specifies screen reader support, enhanced typesetting, and Page Flip.

Technical specifications

14 specifications
Edition and publication
PublisherBalzer + Bray
Publication dateFebruary 27, 2018
EditionReprint
LanguageEnglish
ISBN-13978-0062652874
Reading details
Print length466 pages
Reading age12 - 18 years
Grade level6 - 12
File size2.0 MB
Kindle features
Screen readerSupported
Enhanced typesettingEnabled
Page FlipEnabled
X-RayNot Enabled
Word WiseNot Enabled

Who is it for?

A good fit for

  • Young adult readers interested in space opera mixed with fantasy, action, and romance.
  • Readers looking for a longer ebook, with a listed print length of 466 pages.

Less suited to

  • Readers seeking nonfiction or a story without romance and science-fiction or fantasy elements.

Customer reviews on Amazon

4.2 / 5 · 318 ratings
  • 5 stars50%50%
  • 4 stars28%28%
  • 3 stars19%19%
  • 2 stars2%2%
  • 1 star1%1%

Customer feedback describes the book as engaging, with a gripping plot and appealing world-building, including a blend of science fiction and fantasy. Reactions to character development are mixed. That feedback aligns with the listing’s emphasis on a space-faring quest and speculative setting, while readers especially focused on character arcs may find opinions less consistent.

Positive themes

  • Customers describe the story as engaging and the plot as riveting.
  • World-building receives positive feedback, including praise for its science-fiction and fantasy blend.

Mixed feedback

  • Customer opinions differ on the character development.

Frequently asked questions

What is Heart of Iron about?

Ana sets out to save D09, a sentient android, and becomes entangled in a pursuit involving stolen coordinates, a lost ship, and an Ironblood boy.

What age range is listed for this edition?

The listing gives a reading age of 12 - 18 years and a grade level of 6 - 12.

What Kindle reading features are listed?

Screen reader support, enhanced typesetting, and Page Flip are listed as supported or enabled. X-Ray and Word Wise are listed as not enabled.

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