Smart File Converter vs FormatFox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart File Converter
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Smart File Converter is a powerful, secure, and native iOS utility designed to handle all of your media and document conversions locally on your device. By leveraging advanced on-device processing, the app eliminates the need to upload files to external servers, providing unmatched speed and complete data privacy. Whether you need to compress media, combine documents, or change file formats for cross-platform compatibility, Smart File Converter offers a unified toolkit that works entirely offline. Key Features: • Image Converter: Easily transform your photos and graphics into the format you need. • Supported Formats: JPG, PNG, WEBP, BMP, GIF, and TIFF. • Quickly convert high-resolution images or adjust formats for web compatibility. • Video Converter: Process and convert video files directly from your photo library. • Supported Formats: MP4, MOV, AVI, MKV, FLV, and WEBM. • Optimize and share videos without compromising visual quality. • Audio Converter: Convert voice memos, music tracks, and audio assets on the go. • Supported Formats: MP3, WAV, AAC, FLAC, M4A, OGG, and WMA. • Transition between high-fidelity and compressed formats seamlessly. • PDF Utilities: Manage documents with a suite of professional PDF tools. • Convert images and scanned files into a single PDF. • Turn text and Office documents (DOCX,, TXT) into PDF format. • Extract pages from any PDF document and save them as individual images. • Combine and merge multiple PDF files into a single document. • ZIP Archiving and Extraction: Compress and organize files in seconds. • Package multiple files and directories into compressed ZIP archives for easy sharing. • Extract and unpack content from ZIP files. Why Choose Smart File Converter? • Uncompromising Privacy: Your personal files, photos, and documents never leave your device. All processing occurs locally, ensuring your information remains completely secure. • Local Speed: Avoid the wait times, queues, and transfer delays of cloud-based converters. Local rendering means files are processed immediately. • Full Offline Capability: Convert files anytime and anywhere, without requiring a cellular network or Wi-Fi connection. • Clean iOS Design: A streamlined user interface built specifically for iOS, offering an intuitive experience with zero learning curve.
FormatFox
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FormatFox is a free iPhone app that converts images, PDFs, and audio entirely on your device — no subscription, no uploads, and no account. It converts HEIC, JPG, and PNG, resizes images, and combines multiple photos into a single PDF, all offline. A one-time Pro unlock adds batch conversion and audio transcoding to M4A, WAV, AIFF, and CAF. Most converters meter you to one file, hide a weekly subscription behind the Save button, or quietly upload your private files to a server. FormatFox does none of that. Every conversion runs 100% on your device. Your files are not uploaded. It even works in Airplane Mode. FREE, forever: • Convert HEIC, JPG and PNG • Resize images • Combine photos into a single PDF • See the exact before → after size of every file PRO — one simple, one-time unlock (no subscription): • Batch-convert many files at once • Transcode audio: M4A, WAV, AIFF, CAF • Quality & compression control • Keep EXIF metadata • "Convert with FormatFox" share action from any app • Remove ads No account. No login. No tracking of your files. Just convert and get on with your day. Recommendations for our other apps load online. Their views and taps are counted as daily totals, without personal profiles or user/device identifiers. See our privacy policy.
Screenshots
Verdict
The clearest difference is in-app purchases: Smart File Converter at none against FormatFox's 1. Smart File Converter also leads on ads (none vs shown). 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
Both are free to download. FormatFox sells 1 one-off in-app purchase. Smart File Converter asks for nothing beyond the download.
| Parameter | Smart File Converter | FormatFox |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 5 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 23 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Amila Rathnayake | Levin David Schwab |
In-app purchases
Smart File Converter
No in-app purchases
FormatFox
- FormatFox Pro$4.99









