Defentry vs NineKeys
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Defentry
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Defentry ID safety - monitors your personal, financial and account information. Defentry is looking for the use of your personal information to, with proprietary technology, warn you in case of threats of ID fraud, ID theft and breaches. If your personal information, such as your SSN, mail address or name, is used or altered, we will alert you. If your financial information, your credit cards for example, are sold on the black market online, we will alert you. If your account information, such as email addresses and passwords are leaked, we will alert you. If you need help to resolve any issues, or if you're ever subject to an ID theft or fraud, we will guide you to resolve it. Defentry and its application is developed out of long-term experience and knowledge within IT security and digital behavioral science. With thorough analysis and a highly developed technology, Defentry is able to deliver a state-of-the-art ID safety solution with qualitative data and real-time alerts. FEATURES - Personal ID Safety We are in the fast-growing digital security business and offer a dynamic monitoring of personal credentials to prevent ID frauds and thefts. Our system is based on our extensive database, which we are very proud of. Connected to our database are trusted data providers, allowing us to offer a full-coverage service. With our well-calibrated quality-assurance system, you are alerted immediately in case of any threats to your personal identity. - Credit reports We alert you every time someone runs a credit report on you. - Credit score See current and follow potential changes in your credit rating. - Dark web monitoring Instant alerts in case we find your personal credentials at the black market online. - Bank account monitoring We alert you in case of any irregularities at your bank accounts, such as duplicate charges, etc. - Credit card monitoring Instant alerts in case we find your credit card information at the black market online. - Government Monitoring We monitor the largest and most important public records. - Address Guard Get notified if your legal mail address is changed. - Operator's Guard Worried about someone using your name to sign up for a subscription-based service, or changing your phone number? We alert you immediately in those cases, allowing you to quickly annul any fraudulent purchases or actions in your name. - Current security news We update and inform you about the latest breaches, leaks or threats. - Blocking service Our service allows you to block your Social Security Number. - Web Dashboard User-friendly interface with two-factor authentication login through BankID. - Personal support Call or email customer service, available weekdays 9 a.m. - 5 p.m. THAT IS HOW IT WORKS 1. ID monitoring starts immediately upon your registration. A welcome letter with an activation link is sent to your registered email address. Once you have activated your account, you can add all information you want monitored, for example: - Personal Information (SSN, marital status, etc) - Email addresses - Credit cards - Bank accounts 2. Our algorithms analyzes government and credit data, as well as thousands of data leaks and hidden sites, and marks potential threats. Using machine learning, security experts and data analysts, the threats are classified and given a severity score. 3. Alert with recommendations and help to recover. If we find any of your monitored information changed or available at places where it shouldn’t be, our automatic alert system notifies you immediately and coaches you to resolve the issue and reset the alert. ABOUT US Defentry is a Swedish technology company with an expertise within ID safety and personal integrity. We offer businesses and people safety by preventing account breaches, ID thefts and frauds. We only cooperate with trusted parties and certified information management systems.
NineKeys
Type SMS messages directly from your Apple Watch using predictive text and auto-emojis. This standalone app allows you to send messages even without your iPhone nearby, provided your watch has connectivity. Easily send messages via iMessage or SMS.
- Type SMS on Apple Watch
- Predictive text suggestions
- Auto-emojis
- Standalone app functionality
- Send via iMessage or SMS
- Supports any language
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NineKeys lets you type messages to send as sms, all from your Apple Watch. Simply type the words you want and flick the digital crown to change predictive suggestions to send sms quicker than you can imagine. The app runs as a standalone app so you can send messages even when not connected to your iPhone (assuming you have wifi or cell connectivity on your watch). When you have finished typing just tap the message text to send it using iMessage or SMS. You can also turn on auto-emojis to add multiple emojis to your messages just by typing the emoji keywords. You can also turn off predictive text to type in any language. Download now and message friends when you don't have your phone on you!
Screenshots
Verdict
The clearest difference is update cadence: NineKeys at every 4 days against Defentry's every 8 months. NineKeys also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Defentry ships an update every 8 months, NineKeys every 4 days. The most recent releases landed on October 4, 2026 and September 26, 2026 respectively.
| Parameter | Defentry | NineKeys |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (4 ratings) — better |
| Positive reviews | — | 23.1% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 8 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Defentry AB | Yingchi Wang |
In-app purchases
Defentry
No in-app purchases
NineKeys
No in-app purchases









