Comparison

File Converter vs D&L Environment Control

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

D&L Environment Control

Features
Read full description

D&L Environment Control is a smart environmental monitoring app designed for homes, offices, and industrial spaces across Canada. The app connects to ThingSpeak — a leading IoT cloud platform — to retrieve real-time sensor data including temperature, humidity, air quality, and other environmental metrics. All data is fetched securely via HTTPS and displayed in a clean, easy-to-read dashboard. KEY FEATURES: - Real-time environmental data monitoring - View historical trends with charts and graphs - Multi-channel support for multiple sensor locations - Automatic data refresh at regular intervals - Simple and intuitive interface HOW IT WORKS: Sensors at your location upload data to ThingSpeak cloud. The app reads this data remotely — no Bluetooth, no local Wi-Fi pairing, and no physical device connection required. Simply open the app and your environment data is right there. Whether you're managing a greenhouse, warehouse, office, or smart home, D&L Environment Control gives you the visibility you need to stay informed and in control.

Screenshots

File Converter4 screens
D&L Environment Control3 screens

Verdict

The call

The clearest difference is in-app purchases: D&L Environment Control at none against File Converter's 10. D&L Environment Control also leads on ads (none vs shown) and update cadence (monthly vs every 3 months). On price, 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. File Converter sells 9 in-app purchases, starting at $1.49 per 7 days. D&L Environment Control asks for nothing beyond the download.

UpkeepUpdate frequency

File Converter ships an update every 3 months, D&L Environment Control monthly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
File Converter versus D&L Environment Control: the parameters behind the verdict, then further details
ParameterFile ConverterD&L Environment Control
PriceFreeFree
Rating3.8 (479 ratings) — better—
Positive reviews47.0% of reviews—
Number of ratings479 — better—
Update frequencyEvery 3 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.6
Further details — not scored
Size83 MB45 MB
Age rating4+4+
DeveloperIce Cold AppsTAT THANG LE

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

D&L Environment Control

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

D&L Environment Control

No in-app purchases

Questions

Is File Converter free?
File Converter is free to download, with in-app purchases available.
Is D&L Environment Control free?
D&L Environment Control is free to download, with no in-app purchases.
Do File Converter or D&L Environment Control have ads?
File Converter shows ads; D&L Environment Control does not.
Which is updated more often, File Converter or D&L Environment Control?
File Converter ships an update every 3 months, and D&L Environment Control monthly. Most recently, File Converter was updated on October 29, 2026 and D&L Environment Control on October 28, 2026.

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