Comparison

WEBM Converter, WEBM to MP4 vs ThreadMaster

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

Head to head
About

WEBM Converter, WEBM to MP4

Easily convert WEBM files to MP4, GIF, or AVI formats on your iPhone or iPad. Enjoy unlimited, fast, and free conversions without any sign-ups or fees. Ensure your videos are viewable everywhere with precise output customization.

Highlights
  • Convert WEBM to MP4, GIF, AVI, MOV, MKV, VOB, FLV, WMV, MPEG, OGV
  • Unlimited conversions with no file-size caps
  • Fast and precise local conversion engine
  • Customizable output settings (size, bit rate, frame rate)
  • Private and secure, files stay on device
  • No sign-up or registration required
Features
Read full description

Need to convert WebM to MP4, GIF or AVI? With WEBM Converter you get unlimited, lightning fast conversions on your iPhone or iPad with no fees and no sign ups for flawless videos every time. Make WebM videos viewable everywhere. WEBM Converter handles any WebM or turns dozens of formats back into WebM in seconds on your device free of charge. • Wide format support – Convert WebM to MP4, GIF, MOV, MKV, VOB, FLV, WMV, AVI, MPEG and OGV. • Unlimited & free – No file-size caps, quotas, subscriptions or paywalls. • Fast & precise – Local engine optimizes each pixel and audio sample so even large videos finish in seconds. • Custom output – Choose video size, bit rate, frame rate and aspect ratio before exporting. • Private & secure – Files never leave your device; no email or registration required. Download WEBM Converter today to unlock every video you own, convert, share and enjoy it anywhere!

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

Screenshots

WEBM Converter, WEBM to MP44 screens
ThreadMaster4 screens

Verdict

The call

The clearest difference is rating: ThreadMaster at 5.0 against WEBM Converter, WEBM to MP4's 2.1. ThreadMaster also leads on update cadence (every 3 days vs every 25 months) and review sentiment (33% vs 6%). WEBM Converter, WEBM to MP4's advantage is in-app purchases (none vs 15) and iOS requirement (14.0 vs 16.0). On price, ratings volume, ads and monetization model 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 15 in-app purchases, starting at $3.99 per month. WEBM Converter, WEBM to MP4 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ThreadMaster holds the better App Store score, 5.0 against 2.1. Both are backed by a comparable volume of ratings — 22 and 11 respectively. Written reviews point the same way: 6% of WEBM Converter, WEBM to MP4's written reviews are positive against 33% of ThreadMaster's.

UpkeepUpdate frequency

WEBM Converter, WEBM to MP4 ships an update every 25 months, ThreadMaster every 3 days. The most recent releases landed on October 14, 2026 and October 22, 2026 respectively.

Scorecard5 real differences · 5 level
WEBM Converter, WEBM to MP4 versus ThreadMaster: the parameters behind the verdict, then further details
ParameterWEBM Converter, WEBM to MP4ThreadMaster
PriceFreeFree
Rating2.1 (22 ratings)5.0 (11 ratings) — better
Positive reviews6.3% of reviews33.3% of reviews — better
Number of ratings22 — better11
Update frequencyEvery 25 monthsEvery 3 days — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better16.0
Further details — not scored
Size73 MB102 MB
Age rating4+17+
DeveloperAlberto GonzalezKazumasa Shimomura

Customer experience

WEBM Converter, WEBM to MP4

All ratings22 ratings
Positive27.3%
Neutral0.0%
Negative72.7%
Written reviews16 reviews
Positive6.3%
Neutral0.0%
Negative93.8%

ThreadMaster

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews51 reviews
Positive33.3%
Neutral13.7%
Negative52.9%

In-app purchases

None

WEBM Converter, WEBM to MP4

No in-app purchases

15 purchases

ThreadMaster

Subscriptions2
  • VIPプラン7 Days trial$3.991 Month
  • VIPプラン7 Days trial$34.991 Year
One-time13
  • Donation$0.29
  • Donation$0.49
  • Donation$2.99
Show 10 more
  • Donation$5.99
  • Donation$9.99
  • Donation$11.99
  • Donation$19.99
  • Donation$39.99
  • Lifetime VIP$59.99
  • Donation$59.99
  • Donation$199.99
  • Donation$299.99
  • Donation$599.99

Questions

Is WEBM Converter, WEBM to MP4 free?
WEBM Converter, WEBM to MP4 is free to download, with no in-app purchases.
Is ThreadMaster free?
ThreadMaster is free to download, with in-app purchases available.
Which has better reviews, WEBM Converter, WEBM to MP4 or ThreadMaster?
ThreadMaster is rated higher. WEBM Converter, WEBM to MP4 averages 2.1 out of 5 from 22 ratings, while ThreadMaster averages 5.0 from 11 ratings.
Do WEBM Converter, WEBM to MP4 or ThreadMaster have ads?
Both WEBM Converter, WEBM to MP4 and ThreadMaster show ads.
Which is updated more often, WEBM Converter, WEBM to MP4 or ThreadMaster?
WEBM Converter, WEBM to MP4 ships an update every 25 months, and ThreadMaster every 3 days. Most recently, WEBM Converter, WEBM to MP4 was updated on October 14, 2026 and ThreadMaster on October 22, 2026.

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