Extension Tracker

Book Print Cost Estimator by Harmony Publishing

No user count No ratings yet Last updated 14 Oct 2026

By ExitStack LLC Live in the Chrome Web Store mdldpjbfkklgonfoadipifchpmhnciha Search Google ↗ Last checked 21 Oct 2026, 09:53 UTC

The listing

What the Chrome Web Store shows, as of the last check

Estimate what it would cost to print a book: enter the page count (or read it from an Amazon book page) and pick a size and format.Summary from the listing
Developer
ExitStack LLC
Enhanced Safe Browsing
Not trusted. What this means →
Category
Productivity › Tools
First published
14 Oct 2026
Last updated
14 Oct 2026
Version
1.0.1
Size
10.42 KiB
Minimum Chrome
88
Languages
1 language

English

Privacy policy
https://harmonypublishing.net/privacy-policy
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store

The Chrome Web Store doesn't show a user count for this extension, as with most new extensions.

Show the numbers
CheckedUsersRatingRatings
2026-10-21–––
2026-10-15–––
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
–
by users, of 292,130 extensions
In its category
–
of 115,640 in Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 15 Oct 2026.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 15 Oct 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Sites
  • https://harmonypublishing.net/*harmonypublishing.net
Browser features
  • activeTabThe tab you're on, only after you click the extension
  • scriptingRun scripts on sites it can reach

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
RankForged Companion — Amazon & KDP Book Optimizer– –– Tools
All 2 extensions by ExitStack LLC →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 21 Oct 2026, 09:53 UTC; next check around 13 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Book Print Cost Estimator by Harmony Publishing” (mdldpjbfkklgonfoadipifchpmhnciha). Chrome Web Store data, last checked 2026-10-21. https://extensiontracker.com/extension/mdldpjbfkklgonfoadipifchpmhnciha. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_mdldpjbfkklgonfoadipifchpmhnciha,
  title   = {Book Print Cost Estimator by Harmony Publishing (mdldpjbfkklgonfoadipifchpmhnciha)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-10-21},
  url     = {https://extensiontracker.com/extension/mdldpjbfkklgonfoadipifchpmhnciha},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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