Document GPS vs Ken Recorder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Document GPS
Securely send and track email attachments with blockchain-based encryption. Control access, revoke permissions, and monitor all user activity in real-time. Offers a private library for recipients to upload encrypted files.
- Blockchain-based security
- Real-time access tracking
- Revoke download/share permissions
- Encrypted file sending/receiving
- Private recipient library
- Timestamped activity log
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Desktop and free Mobile app seamlessly link together so you can track your files on the go. Revoke access from your phone or laptop at any time. Sign up for a 30-day free trial (no credit card required for sign up) via the desktop extension. Japanese and Spanish versions also available on desktop. Track, modify and delete already sent attachments using blockchain-based security. NO need to jump to other platforms to manage your files. - Completely control who can/cannot download, share or access your email attachments, at all times. You can always give or revoke the permission to any recipients to access, download, or share your email attachments. Regardless of who has a copy of your email with your Document GPS attachment, they cannot download, share and access the attachment unless you allow them to. Our system is blockchain-secure, protecting your attachments fully. Never worry again about who sees your files. –Now you can SEND and RECEIVE encrypted attachments. Your recipients can access their Private Library where they can securely upload files with immediate tokenization and encryption. Only you and your recipients can access the Library. Great for healthcare providers, accountants, attorneys, researchers, financial advisors and more. Anyone who needs to have files sent to them in a secure and encrypted platform can benefit from Document GPS. Show your clients you protect their digital privacy from the very first step all the way through the entire process. - Near carbon-free email: prevent attachments from being downloaded or shared when they don't need to be. Do your part by sending "green" attachments for a low carbon email account with Document GPS. - See everything that goes on, in real-time. A timestamped log comes with each document (hence, Document GPS), showing every time each individual user views, shares, downloads, or changes anyone’s permissions on it, in real-time. It shows exactly how many times each user has viewed it. Never worry again about not knowing who sees your files. - Rest easy, with Document GPS’s blockchain security. - All files sent using Document GPS are encrypted, even if the email itself is not, so they are protected from AI scanning the text. - All users have direct and indirect analytics. - Manage your documents without difficulty. --1-Button software gives others a way to interact with you and anyone you invite into your files. --1-Link technology lets you access all the features but with a shareable link you can send to your colleagues or other collaborators. - Within your document workbench is an Email Attachment Library: a list of all the documents you own or have access to. From here, you can monitor and manage your documents and their recipients effortlessly. - All major file types are supported. - There is no limit to the number of attachments you can attach. - Coming soon: users will be able to edit documents using Document GPS - Document GPS uses ShelterZoom's Single Source Of Truth® software technology to create immutable records for sharing of files, communication, collaboration, and permanent record keeping. --See how many times someone has opened your attachments, giving you greater insights into their level of interest in your materials. Great for marketing analytics and budget decisions. --The mobile app lets you take a photo using the app and the picture is NOT stored on your device, providing you greater privacy. --SSOT® security is state of the art
Ken Recorder
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Ken Recorder is more than a voice recorder. It turns sound into live captions, structured notes, polished audio, and files you can actually use. RECORD FOR THE MOMENT • Choose Custom, Meeting, Denoise, Lossless, or Music mode • Record in M4A or WAV and adjust sample rate, bit depth, and channels • Use voice-activated recording to pause during silence • Select compatible external microphones and audio inputs SEE WHAT WAS SAID • Follow live captions while recording • Use free on-device recognition or start cloud recognition when needed • Translate captions on device, even offline • Turn completed recordings into timestamped transcripts and subtitle files POLISH AUDIO ON DEVICE • Zoom and trim the waveform; adjust volume and pitch • Reduce noise, enhance far-field speech, tune EQ, dynamics, and loudness • Convert M4A, WAV, AAC, FLAC, and MP3 • Create M4R ringtones and listen in the dedicated audio player TURN MEETINGS INTO RESULTS • Use templates for interviews, brainstorms, lectures, and action plans • Capture photos that stay linked to the recording timeline • Generate structured, editable meeting notes • Export audio, subtitles, Word, PDF, slides, mind maps, or shareable video AI TOOLS WHEN YOU NEED THEM • Separate stems, create speech from text, or use authorized voice cloning • Summarize, proofread, translate, improve tone, and scan text with OCR • Cloud AI tasks require sign-in and Credits; an estimate appears before use LOCAL FIRST Core recording, playback, editing, local noise reduction, format conversion, on-device OCR, and ambience playback work without an account or network connection. Files stay on your device by default. Content is uploaded only when you start a cloud AI task or choose another upload feature. Ken Recorder does not record phone calls. System audio capture works only with compatible app playback and is subject to iOS and protected-content limits. AI-generated transcripts, translations, summaries, and speech may contain errors. Review results before use or sharing, and make sure you have the rights and permissions required to record, process, or share any content. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://kenrecorder.cyberken.cn/privacy/
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Verdict
The clearest difference is in-app purchases: Document GPS at none against Ken Recorder's 6. Document GPS also leads on ads (none vs shown) and iOS requirement (15.1 vs 18.0). On price 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
Both are free to download. Ken Recorder sells 6 in-app purchases, starting at $0.59 per 7 days. Document GPS asks for nothing beyond the download.
| Parameter | Document GPS | Ken Recorder |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 87 MB | 118 MB |
| Age rating | 17+ | 4+ |
| Developer | ShelterZoom Corp | Vislab |
In-app purchases
Document GPS
No in-app purchases
Ken Recorder
- Weekly Subscription$0.597 Days
- Monthly Subscription$1.991 Month
- Annual Subscription$18.991 Year
- Ken Recorder 5000 Credits Pack$1.99
- 16,000 Credits$5.99
- Ken Recorder 40,000 Credits$12.99








