CodeBlock vs Security Guardian
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CodeBlock
This app uses augmented reality to teach coding and design in a 3D space. It blends virtual objects with the real world for an interactive learning experience, allowing users to create and program 3D models.
- Augmented reality (AR) technology
- 3D real-time rendering
- AR building design
- AR fireworks and drones
- Code for 3D models
- Graphical programming modules
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CodeBlock is AR software for steam education. it is easy to learn code and design. it based on AR technology, through AR and 3D real-time rendering technology, the virtual objects and the real space fusion, bring unprecedented user experience. Support 3D space AR building design. Support AR fireworks. Support Code for 3D Model. CodeBlock編程島是一基於AR技術的3D立體互動編程軟件。結合圖形化編程模塊,讓3D空間創意設計與編程結合起來。通過AR及三維實時渲染技術等技術,將虛擬物體與實景空間融合,同時結合圖形化編程創造無盡的創意空間。 支持3D空間的虛擬設計。 支持AR虛擬煙花。 支持AR虛擬無人機。 支持AR機械及車輛虛擬互動編程。 支持3D物體圖形化編程互動。 Usage method: 1: scan CodeBlock Icon or CodeBlock AR target(ARkit device no need to scan target) 2: select the base model to use. 3: click on the screen or directly placing the object to move the space. 4: click code button it will be programing mode. (can be downloaded and printed codeblock AR target from http://www.icodeblock.com/)
Security Guardian
This app alerts you with an alarm if your device is moved unexpectedly, taken from your pocket, or if the charger is disconnected. It can also send location and photo data to a designated email.
- Motion detection alarm
- Pocket removal alert
- Charging disconnection alarm
- Headphone unplug alert
- Lost photo and position reporting
- Multiple alarm modes
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Mobile Anti-Theft Guard is a software that provides iOS users with an alarm sound when the iOS device is lost beforehand. It can even send lost photo and position information to the designated mailbox. At present, we provide the following options: - Static mode: When the mobile phone is stationary on the desktop, an alarm is issued immediately after being moved - Airplane mode: Alerts immediately when flight mode is turned on - Pocket mode: Alerts when the phone is taken out of the pocket - Charging mode: Alerts when power is removed during charging - Headphone mode: Alerts immediately when the headset is unplugged Subscription Terms: Payment will be charged to iTunes Account at confirmation of purchase. Subscriptions automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. Length of Subscription: 1 Week, or 1 Month, or 1 Year Price : $0.49/Week, or Free for 3 days, then $1.49/Month after trial, or $14.49/Year Terms : https://xtoolapp.wordpress.com/2018/04/27/security-guardian-terms Privacy : https://xtoolapp.wordpress.com/2018/04/27/security-guardian-privacy-policy Note: An alarm is issued to alert the user in the background and not to call the police.
Screenshots
Verdict
The clearest difference is rating: CodeBlock at 5.0 against Security Guardian's 4.4. CodeBlock also leads on in-app purchases (none vs 3) and update cadence (every 3 weeks vs every 8 months). Security Guardian's advantage is ratings volume (22 vs 3). On price, ads 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. Security Guardian sells 3 in-app purchases, starting at $0.49 per 7 days. CodeBlock asks for nothing beyond the download.
CodeBlock holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Security Guardian has 22 ratings behind it against 3, so its average is the more settled of the two.
CodeBlock ships an update every 3 weeks, Security Guardian every 8 months. The most recent releases landed on October 17, 2026 and October 21, 2026 respectively.
| Parameter | CodeBlock | Security Guardian |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.4 (22 ratings) |
| Positive reviews | — | 64.3% of reviews |
| Number of ratings | 3 | 22 — better |
| Update frequency | Every 3 weeks — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 452 MB | 6 MB |
| Age rating | 4+ | +4 |
| Developer | SUMLUNG TECH Co., Ltd. | 永刚 陈 |
Customer experience
CodeBlock
Security Guardian
In-app purchases
CodeBlock
No in-app purchases
Security Guardian
- Security Guardian Premium$0.497 Days
- Security Guardian Premium3 Days trial$1.491 Month
- Security Guardian Premium$14.491 Year









