SwiftConvert vs Private Docs Vault
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SwiftConvert
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Convert video and audio right on your iPhone or iPad. SwiftConvert turns files into the formats your apps and devices accept and does the whole job on-device. No server, no account, no tracking, no analytics. CONVERT, LISTEN, LIBRARY Three places, as tabs on iPhone and a sidebar on iPad. In Convert, a bar along the bottom holds your preset and a box where you describe what you need. Library gathers converted files, saved notes and batch reports. SHARE TO SWIFTCONVERT Pick SwiftConvert in the share sheet in Photos, Files or another app. The videos and audio wait in the queue the next time you open SwiftConvert. LISTEN & TAKE NOTES SwiftConvert captures what your iPhone or iPad is playing and transcribes it on-device: lectures, podcasts, talks. Choose what to capture in the system content picker and pick a limit of 15, 30, 60 or 120 minutes. When you stop, the notes save to Library, where your 20 most recent wait to be shared as a timestamped Markdown file. A language's speech model may need a one-time download. VISUAL NOTES On devices with Apple Intelligence, you can optionally turn a finished recording's transcript into key ideas, a timeline, cards, concepts, connections and recall questions, generated on your device. APPLE WATCH The Apple Watch app is a remote for your iPhone. Start or stop a Listen & Take Notes session and see the last five lines, or start, stop and retry a batch. Your iPhone does the work and must be reachable. The Watch remote works with iPhone only, not iPad. MEET THE DRAGON The dragon is the one control for your queue: tap it to add files, start, stop or retry. TALK TO dragON Switch to dragON mode from the top of Convert and say what you need: "just the audio", "trim Road Trip to the first minute". It shows a plan with estimated sizes, asks before starting, and reports back. Type, or hold the mic and speak; speech is recognized on your device. With Apple Intelligence it understands free-form requests, otherwise built-in phrases and suggestions. Both modes share one queue. PLAY THE MKVs THAT WOULDN'T PLAY iPhone and iPad can't open MKV files. SwiftConvert reads them itself and rebuilds them as MP4. H.264 and HEVC video is copied across untouched, while AC-3 and E-AC-3 soundtracks become AAC with 5.1 channels intact. Keep just the audio and subtitle track you pick, or keep every one as alternates. Chapter marks come across too. TRIM, CROP AND ROTATE Set a start and end point, straighten a clip shot sideways, or crop to 16:9, 9:16, square, 4:3 or 21:9. Smart Crop suggests where to center. Trimming and rotating are lossless. Only cropping changes the pixels, and the editor tells you when. FORMATS AND PRESETS Output MP4, MOV or M4V with H.264 or HEVC video and AAC audio, or pull the audio out as M4A in AAC or lossless ALAC. Four presets are built in: iPhone, Web, Archive and Podcast. Save any combination as your own. ENHANCE WHILE YOU CONVERT Super Resolution, Motion Smoothing, Motion Blur, Noise Reduction and frame interpolation run on your device's media hardware, one enhancement per conversion. The app tells you up front which ones your device supports. DESCRIBE WHAT YOU NEED Type a plain sentence such as "archive at the best quality" into the bar in Convert. Smart Convert picks the container, codecs and quality, explains the choice and offers to save it as a preset. Needs a device that supports Apple Intelligence. RUN IT FROM SHORTCUTS Convert Files takes files and a preset and returns the results without opening the app. Add Files to SwiftConvert Queue sends them to the queue to review first. Both work with Siri. BUILT FOR BATCHES Queue as many files as you like, watch per-file progress, stop at any point, and retry anything that failed, even from the completion notification. PRIVATE BY DEFAULT Every conversion happens on your device. No upload step, no sign-in. Your videos stay yours.
Private Docs Vault
Securely store and encrypt your private photos, videos, and files locally on your device. Access your vault with Face ID/Touch ID and a PIN, with no cloud uploads or analytics. Offers advanced encryption and multiple vault options for enhanced privacy.
- Local encrypted vault
- Face ID/Touch ID and PIN access
- AES-256-GCM encryption
- No cloud uploads or analytics
- Multiple vaults
- Built-in camera
- Encrypted backups
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Private Docs Vault is a local encrypted vault with no backdoor. Add photos, videos, PDFs or any file and it is encrypted immediately with AES-256-GCM. It opens only after Face ID / Touch ID plus the 6-digit vault PIN you choose. Fully offline No server, no uploads, no analytics, no ads or trackers. The only network use is App Store purchase verification, handled by iOS. Real encryption, not just hiding Every file is encrypted in chunks; file names and the index are encrypted too. The file key is protected by your recovery key plus your vault PIN together; the recovery key lives in the iOS Keychain and is released only by Face ID / Touch ID, never by the device passcode. Five wrong PINs in a row destroy everything. What you get • Add from Files or Photos; originals are never modified • Live Photos stay Live Photos: touch and hold to play, and save back to Photos with the motion • Built-in camera: photos and videos encrypted directly, never touching the photo library • Video streams while decrypting, PDF text search, Markdown reader • Folders, search, sorting, favorites and recents • Multiple vaults: different PINs open different vaults, and the app never reveals how many exist • Auto-lock delay, automatic blackout during screen recording and mirroring • Password-protected AES zips that open in 7-Zip and friends • Encrypted backups to Files or iCloud Drive • Share area (for your Mac): a clearly labelled UNENCRYPTED folder you drag files in and out of with Finder over a cable • Password list: encrypted, one-tap copy • Notes, PDF merge and split, duplicates • iPad split-view layout The free plan stores 5 GB. “No Storage Limit” is the only paid item: a one-time purchase that is yours forever. It removes the cap (files stay on your device, so free space is the real limit) and includes password zips, batch export, encrypted backups, the password list, PDF merge and split, and the Share area. No subscription, no auto-renewal; restore it for free on other devices with the same Apple Account. Optional “Support the developer” tips can be bought any number of times. They are just a thank-you and unlock nothing. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Important Setup gives you a recovery key. After switching phones, restoring a backup, changing Face ID or turning off the device passcode, that key plus your vault PIN brings the vault back. Forgetting your PIN, or losing both the recovery key and the phone, makes the content unrecoverable. That is by design: there is no backdoor. Make encrypted backups regularly. Privacy policy: https://musicloveai.github.io/filevault-site/privacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: SwiftConvert at none against Private Docs Vault's 1. SwiftConvert also leads on device support (5 vs 2). Private Docs Vault's advantage is iOS requirement (17.0 vs 27.0). On price, update cadence and ads 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. Private Docs Vault sells 1 one-off in-app purchase. SwiftConvert asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.
| Parameter | SwiftConvert | Private Docs Vault |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 days | Every 2 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, Mac, Apple TV, Apple Watch — better | iPhone, iPad |
| Requires iOS | 27.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Dragos Gavrilovici | JHIH YUN CHEN |
In-app purchases
SwiftConvert
No in-app purchases
Private Docs Vault
- No Storage Limit$4.99









