Comparison

File Converter vs USB Mobile Disk

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

Head to head
About

File Converter

This app converts files between thousands of formats, saving you time and battery. It leverages cloud processing for faster conversions and allows you to continue using your device. Supports video, ebook, document, audio, image, 3D, CAD, and many other file types.

Highlights
  • Supports over 2,000 source formats
  • Cloud-based conversion for speed and battery saving
  • Video, ebook, document, audio, and image conversion
  • 3D, CAD, and scientific file format support
  • Archive compression and extraction
  • Metadata viewing and deletion
  • File repair for common formats
Features
Read full description

File Converter will convert from and to almost every file format while saving you time and battery! With support for over 2.000 source formats we're working hard to stay the most complete converter app. The File Converter app converts files in the conversion cloud so your battery isn't wasted, you can continue using your device and your conversions will be much faster. Convert to: • Video converter: convert movies to 3G2, 3GP, AVI, DPG, FLV, GIF, H264, M4V, Matroska MKV, Quicktime MOV, MP4, MPG, OGV, SWF, VOB, WebM VP8, WEBP and WMV. Profiles for iPad, iPhone, iPod, Nintendo, Playstation, Wii, XBOX, more! • Ebook converter: convert to AZW, AZW3, DJVU, DOCX, ePub, FB2, HTML, HTMLZ, LIT, LRF, MOBI, OEB, PDB, PDF, PML, PRC, RB, RTF, SNB, TCR, TXT, TXTZ, more! • Document converter: document to DJVU, Microsoft Word DOC, DOCX, HTML, Open-Office ODT, OTT, PDF, RTF, TEX, TXT, UOT, WPS • Presentation converter: ODP, OTP, PDF, PPS, PPSX, PowerPoint Presentation PPT, PPTX, SWF, UOP • Spreadsheet converter: CSV, DIF, GNM, HTML, ODS, OTS, PDF, SLK, TEX, TXT, UOS, XLSM, XLS, XLSX, XLT, XLTX, XML • Markup converter: DJVU, HTML, INFO, Markdown MD, PDF, TEX, TEXI, TEXT, TEXTILE, TXT, WIKI, more! • Audio converter: convert music to AAC, AC3, AIFF, FLAC, M4A, M4R, MIDI, MMF, MP3, MPA, OGG, OPUS, WAV, WMA • Image converter: convert photos to AI, BMP, EPS, EXR, GIF, HEIC, ICO, JPEG, JPG, PCX, PNG, PS, PSD, SVG, TGA, TIFF, WBMP, WEBP • 3D converter: convert 3d model to 3DS, BRP, CTM, DAE, FBX, IGS, OBJ, STL, STP, STPZ, WRL, X3D, GCODE, SVG, Slicing, more! • CAD converter: convert engineering drawing to DWG, DXF, PDF, Map tiles, more! • LaTeX / ConTeXt converter: research to PDF, TEX, DOCX • Color palette converter: ACO, ASE, CPL, GPL, JCW, JSON, SKP, SOC, TXT, XML, more! • Texture converter: ASTC, DDS, EXR, KTX, TGA • Mesh converter: FEM, MESH, MSH, OBJ, VTK, VTU • Font converter: convert fonts to BIN, CFF, DFONT, EOT, FON, OTF, PFA, PFB, PT3, T11, T42, TTF, TTF.BIN, UFO, WOFF, WOFF2, more! • Embroidery converter: CSD, DST, EXP, HUS, JEF, PCS, PEC, PES, SEW • Statistics converter: Stata DTA, SPSS SAV, SAS SAS7BDAT, SAS XPT • GPS converter: convert gps tracks to CSV, GDB, GPX, HTML, KML, KMZ, LOC, NMEA, SDF, TCX, TRK, TXT, USR, WPT, more! • Gerber converter: CNC, GBR, ISEL, PDF, more! • Subtitle converter: CSV, JSON, LRC, RT, SCC, SMI, SRT, SSA, STL, SUB, TTS, TXT, USF, VTT, XML, XSUBTITLE • Archives: compress 7Z, ARJ, TAR BZ2, CAB, EXE, KGB, LZH, RAR, RUN, SFX, SHAR, TAR, BZ2, TAR GZ, XZ, YZ1, ZIP • Web converter: HAR, HTML, MHTML, more! • Generate Hash: Adler32, HTPasswd, Blowfish, CRC32, DES, MD4, MD5, RIPE, SHA, Tiger, Whirlpool • Metadata: delete / view metadata • Scientific: NC, CDL • Repair: PDF, RAR, STL, ZIP, Audio, Video Examples: • Extract music from video • View hidden metadata • Convert Word to PDF • Video to animated GIF • Text to audio: listen to an ebook / audio book (text to speech, tts) • PDF to Word file to edit • Raster image to vector • Camera RAW file to image • Extract text from image with OCR • Create ringtones and cut audio • XPS to PDF or XLS to PDF • Website URL to image or ebook Some optional settings: • Video conversion: codec, rotate, stabilize, etc • Audio conversion: bitrate, frequency, trim, etc • Ebook conversion: metadata, e-book reader: Amazon Kindle, Sony, Apple iPad, Kobo, Nook, tablet, etc • Images conversion: size, filters, dpi, etc • Documents conversion: OCR (text recognition), etc • CAD drawing: color, scale, margin, etc More! Notes: • Offline conversion is supported for Audio and Video. • We can't convert: password protected files (secured pdf, encrypted) and DRM protected files. • Files get uploaded SECURELY and will be DELETED immediately after the conversion is done or failed. We don't keep any copies or logs!

About

USB Mobile Disk

This app turns your iPhone or iPad into a portable storage device, allowing you to carry documents, music, and videos. It features a built-in file manager, music player, PDF reader, and supports various file transfer methods.

Highlights
  • Portable storage for iPhone/iPad
  • Advanced file manager
  • Background music player
  • PDF reader
  • Gallery import/export
  • FTP and HTTP file access
  • ZIP file creation/extraction
Features
Read full description

Carry all your documents, music, videos and any other data always with you. Store all your precious information in one secure place! This app transforms your iPhone & iPad to an advanced USB stick, full featured music player and even more: ▶ Use your iPhone and iPad as portable storage ▶ Advanced built-in file manager (rename, copy & paste, add folder, ...) ▶ Advanced background capable music player ▶ Advanced PDF reader ▶ Gallery import (photo and video) ▶ Gallery export (photo and video) ▶ Transfer downloaded files to your computer with iTunes ▶ Full FTP access to your files ▶ Full HTTP access to your downloads with your browser ▶ Send files by e-mail ▶ Receive files from other apps (e.g. e-mail attachments) ▶ Open files with other apps (e.g. Dropbox) ▶ Watch movies offline and listen to your music ▶ Preview and read documents (PDF Viewer) ▶ Create and extract ZIP-files ▶ Print documents using AirPrint ▶ Universal iPad / iPhone app ▶ HD / Retina support ▶▶▶ Have your USB stick always with you! The following file types are compatible with the built-in viewer. MOVIE FORMATS: Apple QuickTime (.mov), MPEG-4 (.mp4), m4v, 3GPP (.3gp) AUDIO FORMATS: MPEG-4 Advanced Audio Coding (.aac), Apple Lossless (.m4a) MPEG-1 audio layer 3 (.mp3), Waveform (.wav) DOCUMENT FORMATS: Excel (.xls), Keynote (.key.zip), Keynote '09 (.key), Numbers (.numbers.zip), Numbers '09 (.numbers), Pages (.pages.zip), Pages '09 (.pages), PDF (.pdf), Powerpoint (.ppt), Word (.doc), Rich Text Format (.rtf), Rich Text Format Directory (.rtfd.zip), Text (.txt), HTML (.htm/.html) IMAGE FORMATS: JPEG (.jpg/jpeg), Portable Network Graphics (.png), Graphics Interchange Format (.gif)

Screenshots

File Converter4 screens
USB Mobile Disk4 screens

Verdict

The call

The clearest difference is price: File Converter at Free against USB Mobile Disk's $0.99. File Converter also leads on ratings volume (473 vs 10). USB Mobile Disk's advantage is rating (4.3 vs 3.8) and in-app purchases (none vs 10). On update cadence, ads 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

File Converter is free to download; USB Mobile Disk costs $0.99 up front. File Converter sells 9 in-app purchases, starting at $1.49 per 7 days. USB Mobile Disk asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

USB Mobile Disk holds the better App Store score, 4.3 against 3.8. That said, the two scores are not equally well evidenced: File Converter has 473 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 46% of File Converter's written reviews are positive against 63% of USB Mobile Disk's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 21, 2026 and August 1, 2026 respectively.

Scorecard7 real differences · 3 level
File Converter versus USB Mobile Disk: the parameters behind the verdict, then further details
ParameterFile ConverterUSB Mobile Disk
PriceFree — better$0.99
Rating3.8 (473 ratings)4.3 (10 ratings) — better
Positive reviews46.2% of reviews62.5% of reviews — better
Number of ratings473 — better10
Update frequencyEvery 3 monthsEvery 3 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size83 MB28 MB
Age rating4+4+
DeveloperIce Cold AppsRaphael Odermatt

Customer experience

File Converter

All ratings473 ratings
Positive68.7%
Neutral7.0%
Negative24.3%
Written reviews262 reviews
Positive46.2%
Neutral13.7%
Negative40.1%

USB Mobile Disk

All ratings10 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews16 reviews
Positive62.5%
Neutral6.3%
Negative31.3%

Bugs and requests

File Converter

Reported bugs

4 issues
  • Conversion errors
  • Saved files disappearing
  • Incompatibility with newer iOS versions
  • Ad/video button not working

Requested features

4 requests
  • Increase file size limit
  • Add more file format support
  • Improve sharing/saving options
  • Fix ad/video button

USB Mobile Disk

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

File Converter

Subscriptions9
  • Full Access$1.497 Days
  • Full Access$1.997 Days
  • Full Access2 variants$2.491 Month
Show 6 more
  • Full Access$3.991 Month
  • Full Access$4.991 Month
  • Full Access$30.991 Year
  • Full Access3 Days trial$38.991 Year
  • Full Access$39.991 Year
  • Full Access$49.991 Year
None

USB Mobile Disk

No in-app purchases

Questions

Is File Converter free?
File Converter is free to download, with in-app purchases available.
Is USB Mobile Disk free?
USB Mobile Disk costs $0.99, with no in-app purchases.
Which has better reviews, File Converter or USB Mobile Disk?
USB Mobile Disk is rated higher. File Converter averages 3.8 out of 5 from 473 ratings, while USB Mobile Disk averages 4.3 from 10 ratings.
Do File Converter or USB Mobile Disk have ads?
Both File Converter and USB Mobile Disk show ads.
Which is updated more often, File Converter or USB Mobile Disk?
File Converter ships an update every 3 months, and USB Mobile Disk every 3 months. Most recently, File Converter was updated on September 21, 2026 and USB Mobile Disk on August 1, 2026.

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