# WEBM Converter, WEBM to MP4 vs ThreadMaster

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.

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.

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.

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.

## The numbers

| Metric | WEBM Converter, WEBM to MP4 | ThreadMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (22 ratings)](https://appshunter.io/ios/app/webm-converter-webm-to-mp4/id1567064204/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/threadmaster/id6455370741/reviews)** |
| Number of ratings | **22** | 11 |
| Positive reviews | 6.3% of reviews | **33.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 25 months | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 73 MB | 102 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Alberto Gonzalez](https://appshunter.io/developer/1566774376) | [Kazumasa Shimomura](https://appshunter.io/developer/1110502851) |

## What reviewers say

### WEBM Converter, WEBM to MP4

[App page](https://appshunter.io/ios/app/webm-converter-webm-to-mp4/id1567064204)

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:** macOS Compatibility

**In-app purchases:** none


### ThreadMaster

[App page](https://appshunter.io/ios/app/threadmaster/id6455370741)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIPプラン | $3.99 | per month |
| VIPプラン | $34.99 | per year |
| Donation | $0.29 | one-time |
| Donation | $0.49 | one-time |
| Donation | $2.99 | one-time |
| Donation | $5.99 | one-time |
| Donation | $9.99 | one-time |
| Donation | $11.99 | one-time |
| Donation | $19.99 | one-time |
| Donation | $39.99 | one-time |
| Lifetime VIP | $59.99 | one-time |
| Donation | $59.99 | one-time |
| Donation | $199.99 | one-time |
| Donation | $299.99 | one-time |
| Donation | $599.99 | one-time |


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*