Comparison

RhEVchar vs Dev Star

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

Head to head
About

RhEVchar

This app simplifies the management of electric vehicle charging stations. It allows for user identification, Bluetooth and Wi-Fi connectivity, scheduled charging, and remote firmware upgrades to optimize operations.

Highlights
  • User identification and registration
  • Bluetooth pairing
  • Wi-Fi connectivity
  • Scheduled charging
  • Remote firmware upgrades
Features
Read full description

Your Easy Solution for Charging Station Management Unlock the full potential of your charging stations with RhEvchar, the ultimate management platform. Designed to streamline your charging experience,RhEvchar offers a range of powerful features: User Identification and Registration: Effortlessly manage user access by enabling identification and registration. Gain complete control over who can utilize your charging stations. Bluetooth Pairing: Seamlessly connect your charging station to mobile devices via Bluetooth. Enjoy hassle-free interactions and monitor charging sessions on the go. Wi-Fi Connectivity: Harness the power of local Wi-Fi networks to establish seamless communication between your charging management service provider and your charging stations. Stay connected and in control at all times. Scheduled Charging: Optimize your charging operations with scheduled charging. Set specific time slots to ensure efficient utilization of your charging stations, making charging convenient for everyone. Remote Firmware Upgrade: Stay up to date with the latest features and improvements through remote firmware upgrades. Keep your charging stations running smoothly with effortless updates. Experience the future of charging station management with RhEvchar. Unlock unparalleled convenience, control, and connectivity. Join us today and revolutionize the way you manage your charging stations. Discover RhEvchar and power up your charging station network like never before.

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

Screenshots

RhEVchar4 screens
Dev Star4 screens

Verdict

The call

The clearest difference is price: RhEVchar at Free against Dev Star's $1.99. RhEVchar also leads on iOS requirement (12.0 vs 15.0). Dev Star's advantage is update cadence (every 3 days vs every 6 weeks). On 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

CostPrice · In-app purchases · Ads · Monetization

RhEVchar is free to download; Dev Star costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

RhEVchar ships an update every 6 weeks, Dev Star every 3 days. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 7 level
RhEVchar versus Dev Star: the parameters behind the verdict, then further details
ParameterRhEVcharDev Star
PriceFree — better$1.99
Rating1.5 (2 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 6 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size76 MB52 MB
Age rating17+4+
DeveloperShenzhen Zhuoyuelvneng New Energy Technology Co.,Ltd.Hotsource ESD

In-app purchases

None

RhEVchar

No in-app purchases

None

Dev Star

No in-app purchases

Questions

Is RhEVchar free?
RhEVchar is free to download, with no in-app purchases.
Is Dev Star free?
Dev Star costs $1.99, with no in-app purchases.
Do RhEVchar or Dev Star have ads?
Neither RhEVchar nor Dev Star shows ads.
Which is updated more often, RhEVchar or Dev Star?
RhEVchar ships an update every 6 weeks, and Dev Star every 3 days. Most recently, RhEVchar was updated on September 21, 2026 and Dev Star on September 17, 2026.

Other comparisons