Comparison

Dev Star vs App Locker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Dev Star

Features
Read full description

Description: Dev Star, the ultimate developer tool for encryption, hashing, device information, network scanning. It combines ease of use, robust security, and seamless data sharing capabilities to keep your plaintext information under lock and key, right in the palm of your hand. *What is this* Dev Star is an utility tool with the following features: 1. Allows any user who wish to encrypt any plain text for encryption to standards like SHA-1, MD5, etc. User just type in any text in the text box and the app will encrypt it and display the hashes in the appropriate sections (MD5, SHA-, etc) After encryption, the user now has the option to copy the desired hashes to another app or share the results via the Sharing option through channels like SMS, email, WhatsApp, etc. Effortless User Experience: Dev Star boasts a user-friendly interface that ensures both beginners and experts. Diverse Hashing Algorithms: Take your pick from a wide array of encryption methods, including SHA-1, MD5, SHA-256, SHA-224, and SHA-384. Customize your hash to suit your specific needs, from basic to ultra-secure. Bulletproof Security: Rest easy knowing that your data is never transmitted or stored beyond your device. Dev Star is dedicated to maintaining your privacy and data protection. Swift Copy-Paste Functionality: Seamlessly copy and paste your hashed data into other apps or share it with friends and colleagues. Dev Star ensures smooth integration with your device's clipboard. Offline Operation: No internet connection? No problem. Dev Star operates offline, providing top-notch security and convenience wherever you go. Cross-Platform Accessibility: Dev Star ensures that you can secure your data regardless of your preferred platform. 2. Insightful Device Information: Knowledge is security. Dev Star provides detailed device insights, including device make, operating system, and type. Dive deep into your network information with access to unique identifiers like UDID and IDFA, empowering you with the knowledge to safeguard your digital identity. 3.Host Scanner Stay one step ahead with our Host Scanner features. Uncover vulnerabilities and potential threats by scanning hosts on your network. Host scanning helps you detect vulnerabilities in a host that may be picked out for attack. Vulnerability scanning is performed to identify potential weaknesses. 4. Network Service Discovery & Registration 5. PING Ping is used to test the reachability of a host on an Internet Protocol (IP) network. Ping works by sending an Internet Control Message Protocol (ICMP) Echo Request to a specified interface on the network and waiting for a reply. When a ping command is issued, a ping signal is sent to a specified address and it responds by sending an echo reply packet. 6. Port Scan An application can send traffic and listen on a particular port. The combination of an IP address and a port enables routing devices and the endpoint to ensure that traffic reaches the intended application. A port scan can provide a wealth of information about a target system. In addition to identifying if a system is online and which ports are open, port scanners can also identify the applications listening to particular ports and the operating system of the host. 7. Reverse/DNS Lookup - Find all DNS records for a domain name with this online tool. The DNS records include but are not limited to A, AAAA, CNAME, MX, NS, PTR, SRV, SOA, TXT, CAA, DS, and DNSKEY. - Performing a reverse DNS lookup allows users to find the hostname of an IP address. 8. Bluetooth Scan and Advertiser - Send advertising packets (PDUs) to broadcast data, and to allow other devices (scanners) to find & connect to them. - Searches the local area for Bluetooth-enabled devices & requests some information about each one 9. Sensor Data Accelerometer, Gyroscope, Magnetometer 10. GPS 11. NFC - Tag Read, Ndef Write, Ndef Write Lock

About

App Locker

Secure your device with advanced privacy protection. Lock individual apps like chats and galleries with custom passwords. Capture intruder photos and manage children's app usage with parental controls.

Highlights
  • App locking for chats, galleries, and messages
  • Customizable password protection
  • Intruder photo capture
  • Parental control mode
  • Local privacy data storage
  • Password recovery with security questions
Features
Read full description

Worried about others accidentally accessing your private chats, photos, or important apps when borrowing your phone? 【App Lock】provides convenient and secure privacy protection for your device, adding an extra layer of access protection to your frequently used apps. Key Features: - App Locking & Access Protection - Set independent passwords for chats, galleries, messages, and other frequently used apps. - Customize protection scope to allow authorized access only. - Security Protection Mechanisms - Intruder Photo Capture: Records unauthorized unlock attempts when incorrect passwords are entered consecutively. - Password Protection: Supports security questions for safe password recovery. - Parental Control Mode - Helps manage children's app usage time and scope. - Reduces accidental operations and unnecessary app access. - Local Privacy Data Storage - All settings and records are saved locally on your device. - No personal privacy content is uploaded, protecting your data security. Perfect For: - Protecting chat history and private photos - Adding extra protection for payment apps - Managing children's device usage habits - Safeguarding work-related content Experience 【App Lock】today and make privacy protection simple.

Screenshots

Dev Star4 screens
App Locker3 screens

Verdict

The call

The clearest difference is price: App Locker at Free against Dev Star's $1.99. Dev Star's advantage is in-app purchases (none vs 1) and update cadence (every 3 days vs every 3 weeks). On ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

App Locker is free to download; Dev Star costs $1.99 up front. App Locker sells 1 one-off in-app purchase. Dev Star asks for nothing beyond the download.

UpkeepUpdate frequency

Dev Star ships an update every 3 days, App Locker every 3 weeks. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 7 level
Dev Star versus App Locker: the parameters behind the verdict, then further details
ParameterDev StarApp Locker
Price$1.99Free — better
Rating—5.0 (2 ratings) — better
Positive reviews—95.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size52 MB18 MB
Age rating4+4+
DeveloperHotsource ESD恒盛 程

In-app purchases

None

Dev Star

No in-app purchases

1 purchases

App Locker

One-time1
  • Lifetime Pro (One-time Purchase)$0.99

Questions

Is Dev Star free?
Dev Star costs $1.99, with no in-app purchases.
Is App Locker free?
App Locker is free to download, with in-app purchases available.
Do Dev Star or App Locker have ads?
Neither Dev Star nor App Locker shows ads.
Which is updated more often, Dev Star or App Locker?
Dev Star ships an update every 3 days, and App Locker every 3 weeks. Most recently, Dev Star was updated on October 25, 2026 and App Locker on October 18, 2026.

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