OzoLife vs Digital Hallmark
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
OzoLife
Manage and control smart devices from Ozone Brand, including digital locks and P2P cameras. Remotely operate multiple appliances from anywhere and easily share access with family members.
- Remote control of smart locks
- Manage P2P cameras
- Control multiple devices
- Share devices with family
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OzoLife is a smart device management App for you to control and manage digital locks, P2P cameras and other smart products from Ozone Brand. With OzoLife, users can: 1. Remotely control smart locks and home appliances from anywhere 2. Add and control multiple devices at once with one App 3. Easily share devices among family members
Digital Hallmark
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Digital Hallmark turns the heirloom in your jewelry box into a tamper-evident, scannable record. A tiny Digital Hallmark chip fused into the metal links each piece to its passport โ read in an instant, with no batteries and no wear. WHAT IT'S FOR Whether you're a long-time collector, just inherited a ring you can't quite explain, or walked out of a boutique with a piece that came with a chip, Digital Hallmark gives you one place to keep its full story: photos and video, appraisals and certificates, where it came from, and everyone who has owned it. THE PASSPORT Open a piece to see its passport โ a clean record of provenance, appraisals and ownership history. Chipped pieces are anchored with a public on-chain proof, so a future buyer can verify them independently. Share a public passport link, or keep any piece completely private. SCAN & VERIFY Connect an optional Digital Hallmark UHF reader and scan a piece to confirm it is the original chip, a clone, or a chip that has never been registered. Useful at estate sales, when buying pre-owned, or anywhere you need to ask "is this real?" TRANSFER & PROTECT Transfer ownership securely when you sell or gift a piece, or request ownership of a piece you've scanned. Report a piece lost or stolen and get alerted with the time and place if anyone scans it. OWN THE WHOLE STORY Add photos, video, voice memos, documents and up to three links to each piece โ your grandmother's account of where the ring came from, the auction lot number, the receipt. Search finds pieces by their notes and attached documents too. PLANS Start free for your first year. Optional subscription plans โ Beginner, Vault, Collector and High Net Worth โ add more pieces, chipped pieces and storage, collections, full history and the AI assistant. Subscriptions are billed through your Apple ID, renew automatically unless cancelled at least 24 hours before the end of the period, and can be managed or cancelled anytime in your App Store account settings. PRIVACY FIRST We don't track you across apps, we don't sell your data, and there are no ads. Delete your account anytime from Profile โ Delete account; after a 30-day grace period everything is permanently erased. Export everything you've recorded from Settings โ Account โ Export my data. WHO IT'S FOR - Collectors who want a record their insurer will recognize - Heirs and executors settling a jewelry box without a paper trail - Jewelers who authenticate and hand over pieces with a verifiable history - Anyone who has ever asked "is this real?" ABOUT DIGITAL HALLMARK Digital Hallmark is a brand of Experloop Pte. Ltd. (Singapore), founded by Michael Koh. The app is developed for Experloop and published on the App Store by Red Claw Systems. Website: https://digitalhallmarks.app Support: support@digitalhallmarks.app Privacy: https://digitalhallmarks.app/privacy Terms of Use: https://digitalhallmarks.app/terms
Screenshots
Verdict
The clearest difference is in-app purchases: OzoLife at none against Digital Hallmark's 8. OzoLife also leads on iOS requirement (14.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Digital Hallmark sells 8 in-app purchases, starting at $2.99 per month. OzoLife asks for nothing beyond the download.
OzoLife ships an update every 4 months, Digital Hallmark every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | OzoLife | Digital Hallmark |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | โ |
| Update frequency | Every 4 months | Every 3 months โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Monetization | Free | โ |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 โ better | 16.4 |
| Further details โ not scored | ||
| Size | 207 MB | 102 MB |
| Age rating | 4+ | 12+ |
| Developer | Ozone Secutech Private Limited | Red Claw Systems |
In-app purchases
OzoLife
No in-app purchases
Digital Hallmark
- Beginner (Monthly)$2.991 Month
- Vault (Monthly)$9.991 Month
- Collector (Monthly)$24.991 Month
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- Beginner (Annual)$29.991 Year
- High Net Worth (Monthly)$99.991 Month
- Vault (Annual)$99.991 Year
- Collector (Annual)$249.991 Year
- High Net Worth (Annual)$999.991 Year









