Comparison

Media Converter Flex vs ReadBuff

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

Head to head
About

Media Converter Flex

Easily convert videos, audio, images, and text into various formats. Optimize file sizes, combine media, and even record audio directly. Save storage, speed up sharing, and ensure compatibility across platforms.

Highlights
  • Convert videos to MP4 or GIF
  • Convert audio to MP3 or OGG
  • Convert images to JPG, PNG, or PDF
  • Record audio directly to MP3
  • Scan and convert text to audio
  • Create custom conversion presets
  • Combine multiple media files
Features
Read full description

Easily convert media to a desired format in a versatile way to save storage space, send media faster or make it compatible with online platforms or other apps. Media Converter Flex supports converting videos, audios, images and even texts. With the built-in voice memo app, you can record audio directly to MP3 format. All features in detail: Video - Convert video from Photos app or files to MP4 format or GIF - Reduce the file size by several times - Specify whether MCF should focus on fast conversion or smaller file sizes - Limit the storage size by setting a limit that MCF should adhere to*. - Conveniently combine multiple videos with the same properties (height, width) into a single video - Automatically convert many videos one after another without doing anything else* Audio - Convert M4A or AAC files to MP3 or OGG format - Set the kbit rate to optimize file size or quality - Combine multiple audio files into a single MP3 file - Convert an audio to MP4 video file with still image - Specify meta data such as title, artist and album*. - Automatically convert many audios one after another without doing anything else* Image - Convert images from Photos app or files to JPG or PNG format - Scale images to a desired width or height - Reduce file size by adjusting image quality - Convert one or more photos into a (multi-page) PDF file - Take one photo and save it individually or with other images as a PDF file - Automatically convert many images one after another without doing anything else* Audio recording - Record yourself directly into MCF to save the result as an MP3 file - Pause your recording easily Text - Scan text from images to copy the text or convert into high-quality audio so you can listen to the text - Have text converted to amazingly authentic-sounding audio that you can save as an MP3 file* - Optionally have the text translated into a language of your choice beforehand* Individual presets* - Save a lot of time by saving your desired settings. All parameters can be changed and saved permanently, so you don't need to change anything in future conversions, just select the files you want. - Export and import your settings to easily configure a new device with your personal preferences. * The marked features require an inexpensive Plus subscription

About

ReadBuff

Features
Read full description

ReadBuff — Read, Discover, and Save What Matters ReadBuff brings newsletters, RSS feeds, web articles, books, and PDF documents into one clean, distraction-free app. Follow your favorite sources, organize your reading list, and capture key ideas as searchable quotes you can revisit anytime. Instead of juggling inbox clutter, open browser tabs, ebook readers, and scattered bookmarking apps, ReadBuff gives serious readers a single, focused space to read deeply and build a personal knowledge library. Read Everything in One Place. ReadBuff is built for people who don’t just consume information—they value it. Whether you follow tech news, finance blogs, startup writing, long-form journalism, or research documents, ReadBuff keeps your daily reading organized without the chaos. Features: - Unified Inbox: Read RSS feeds, web articles, and blogs in one clean view - Dedicated Newsletter Email: Route newsletter subscriptions straight to ReadBuff and out of your personal inbox - PDF & Book Reader: Open research papers, reports, and ebooks alongside your daily feeds - Distraction-Free Experience: No ads, popups, or algorithmic feeds cluttering your feed - Cross-Device Sync: Seamlessly access your library and reading progress across all devices - Custom Collections: Organize content with folders, tags, and custom reading lists - Dark Mode: Comfortable typography layout built for day or night reading - Save Quotes That Matter - Highlight key insights, statistics, and passages across any format. Build a searchable archive of knowledge with attached notes and source context. Quote Features: - Instant Highlighting: Save text snippets from articles, newsletters, PDFs, and books in one tap - Source Tracking: Keep original links and author attribution attached automatically - Fast Search: Find any saved quote or note across your entire archive instantly Your Personal Reading Library ReadBuff isn't just a reader—it's a permanent home for the documents, books, and articles you want to study and revisit. Keep your technical PDFs, industry reports, saved articles, and ebooks together on one organized digital shelf. Perfect for: - Researchers and academics managing papers - Founders, executives, and professionals tracking industry news - Writers, journalists, and students collecting quotes and sources - Anyone who highlights, annotates, and saves what they read - Built for Serious Readers ReadBuff combines the speed of a modern RSS reader, the simplicity of a read-it-later app, and the depth of a personal knowledge archive. If you highlight obsessively, save PDFs you forget to open, or keep dozens of browser tabs open just in case, ReadBuff gives those habits a focused, organized home. Why ReadBuff? - Consolidate newsletters, web feeds, PDFs, and books into one reading hub - Turn daily reading into a searchable knowledge system - Keep original source context attached to every note and snippet - Enjoy a quiet, ad-free environment designed for deep focus Stop bouncing between open tabs, cluttered inboxes, and separate PDF viewers. ReadBuff helps you read smarter, stay organized, and save what matters. Download ReadBuff today to build a better reading habit. Terms of user (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://www.readbuff.com/privacy-policy

Screenshots

Media Converter Flex4 screens
ReadBuff4 screens

Verdict

The call

The clearest difference is price: ReadBuff at Free against Media Converter Flex's $1.99. Media Converter Flex's advantage is update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support 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

ReadBuff is free to download; Media Converter Flex costs $1.99 up front. Media Converter Flex sells 3 in-app purchases, starting at $1.99 per 6 months and ReadBuff sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Media Converter Flex ships an update every 2 weeks, ReadBuff every 6 weeks. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

Scorecard3 real differences · 7 level
Media Converter Flex versus ReadBuff: the parameters behind the verdict, then further details
ParameterMedia Converter FlexReadBuff
Price$1.99Free — better
Rating5.0 (2 ratings) — better—
Positive reviews65.7% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size99 MB55 MB
Age rating4+17+
DeveloperChristian MayrHy Phan Bao Song

In-app purchases

3 purchases

Media Converter Flex

Subscriptions2
  • Biannual subscription7 Days trial$1.996 Months
  • Yearly subscription7 Days trial$3.491 Year
One-time1
  • Flex+ one-time-purchase$19.99
2 purchases

ReadBuff

Subscriptions2
  • ReadBuff Monthly Pro Plan7 Days trial$9.991 Month
  • ReadBuff Annual Pro Plan14 Days trial$99.991 Year

Questions

Is Media Converter Flex free?
Media Converter Flex costs $1.99, and also offers in-app purchases.
Is ReadBuff free?
ReadBuff is free to download, with in-app purchases available.
Do Media Converter Flex or ReadBuff have ads?
Neither Media Converter Flex nor ReadBuff shows ads.
Which is updated more often, Media Converter Flex or ReadBuff?
Media Converter Flex ships an update every 2 weeks, and ReadBuff every 6 weeks. Most recently, Media Converter Flex was updated on October 20, 2026 and ReadBuff on October 27, 2026.

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