Comparison

ThreadMaster vs Quatuorvigintuple Calc

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

Head to head
About

ThreadMaster

Browse multiple forums and communities with advanced features like NG filters, unread tracking, and dark mode. Save favorite threads, track browsing history, and participate in discussions. Optimized for fast, organized reading on various devices.

Highlights
  • Multi-forum browsing
  • NG filters (threads, boards, regex)
  • Unread tracking
  • Favorites and history
  • Dark mode
  • Thumbnail and link previews
  • Thread creation and posting
Features
Read full description

◆ Multi-Forum Viewer with Advanced Features ThreadMaster is a powerful forum viewer for browsing threads across multiple boards and communities. It includes advanced features like NG filters, unread tracking, differential loading, and dark mode. Whether you check daily updates or follow long discussions, ThreadMaster keeps reading fast and organized. ◆ Main Features - Favorites: Save threads and boards for easy access. - Browsing History: Track your viewed threads. - Thread Creation: Start your own discussions. - Posting: Participate in discussions by posting your comments. - Thumbnail Display: View image URLs as thumbnails. - Anchor Link Preview: Preview links before clicking. - ID Post List: View posts grouped by each user ID. - Dark Mode: Comfortable browsing at night. - iPad Support: Optimized for larger screens. - Highlight Own Posts: Easily find your comments. - Cache Deletion: Free up storage space. - Sage Button: Don't bump threads when you post. - Differential Reading: Update threads with new posts only. - Unread Counts: See the number of unread posts in favorites and thread lists. - Read Items Grouping: Organize read items in thread lists. - Automatic Image Loading: Manage image loading preferences. - Mosaic Feature: Add mosaics to images. - Rich Thread Sorting: Various sorting options for threads. - Regular Expression NG: Filter threads by body, email, or name. - Board NG: Filter out unwanted boards. - Thread NG: Filter out unwanted threads. - In-thread Search: Find specific content within threads. ◆ Supported Services - Supports multiple forum and board services. - Additional compatibility updates are delivered continuously. *We plan to add more features based on your requests.* ◆ Bug Reports We welcome feedback and bug reports within the app or through the following forms: - Feedback: https://forms.gle/GfPPr37Cyya1msGX9 - Please use this instead of app reviews. - Bug Reports: https://forms.gle/ndAVLvmPbXo25pEEA - Current bugs are listed here. ◆ Terms of Service For detailed terms, please refer to: https://hackmd.io/W8T2gLO-TRmQj-5nxfocdw

About

Quatuorvigintuple Calc

Features
Read full description

Display 24 calculators and perform calculations with each one.

Screenshots

ThreadMaster4 screens
Quatuorvigintuple Calc1 screens

Verdict

The call

The clearest difference is in-app purchases: Quatuorvigintuple Calc at none against ThreadMaster's 10. ThreadMaster's advantage is update cadence (every 4 days vs every 2 weeks). On price, ads, device support and iOS requirement 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. ThreadMaster sells 10 in-app purchases, starting at $3.99 per month. Quatuorvigintuple Calc asks for nothing beyond the download.

UpkeepUpdate frequency

ThreadMaster ships an update every 4 days, Quatuorvigintuple Calc every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
ThreadMaster versus Quatuorvigintuple Calc: the parameters behind the verdict, then further details
ParameterThreadMasterQuatuorvigintuple Calc
PriceFreeFree
Rating5.0 (11 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings11 — better—
Update frequencyEvery 4 days — betterEvery 2 weeks
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.8.3 — better
Further details — not scored
Size102 MB36 MB
Age rating17+4+
DeveloperKazumasa ShimomuraHideaki Uchikoshi

In-app purchases

10 purchases

ThreadMaster

Subscriptions2
  • VIPプラン7 Days trial$3.991 Month
  • VIPプラン7 Days trial$34.991 Year
One-time8
  • Donation$0.29
  • Donation$0.49
  • Donation$2.99
Show 5 more
  • Donation$5.99
  • Donation$9.99
  • Lifetime VIP$59.99
  • Donation$199.99
  • Donation$599.99
None

Quatuorvigintuple Calc

No in-app purchases

Questions

Is ThreadMaster free?
ThreadMaster is free to download, with in-app purchases available.
Is Quatuorvigintuple Calc free?
Quatuorvigintuple Calc is free to download, with no in-app purchases.
Do ThreadMaster or Quatuorvigintuple Calc have ads?
Both ThreadMaster and Quatuorvigintuple Calc show ads.
Which is updated more often, ThreadMaster or Quatuorvigintuple Calc?
ThreadMaster ships an update every 4 days, and Quatuorvigintuple Calc every 2 weeks. Most recently, ThreadMaster was updated on November 3, 2026 and Quatuorvigintuple Calc on October 30, 2026.

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