Caster App vs JKESS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Caster App
Streamline social event planning and eliminate tedious group texts. Easily organize gatherings, from casual meetups to large festivals, and keep all event details in one accessible place. Connect with friends and family through private groups or discover public communities.
- Streamlined event planning
- Eliminates group texts/emails
- Syncs with phone contacts
- Centralized event logistics
- Event information stream
- Private and public groups
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Caster was founded to eliminate the archaic way of how people make plans. No longer will users be annoyed by group text messages and email chains. Caster streamlines the entire process for all social events, from drinks with friends to attending a music festival. Easily and Quickly Plan Any Event With Friends: Planning events has never been easier. Caster allows you to plan events, no matter how small or how large -- from concerts and ballgames to family reunions, or just grabbing drinks with your friends. Caster syncs directly with your phone contacts so you can easily invite all of your friends or family to an event. Once your event is planned, Caster will provide a full breakdown of event logistics. My Stream: Never lose your event information again. Tired of combing through your email and texts for an address to an event? My stream gives you the opportunity to interact with all your events and groups in one simple platform. Reply to new event invitations, access your groups, and view your upcoming events Event Logistics: Your entire calendar at the click of a button. See the details of your scheduled events all in one place. Caster makes it easy to see who’s been invited, who’s going, where and when your events are taking place- whether you are planning the event yourself or just attending! Groups: Create a private group or join one of ours! Quickly create private groups with your family, friends or co-workers to stay connected and plan events even faster. Join one of our public groups to connect with others Casters that share similar interests. Control Your Event: It’s your event, take control! We make guest lists simple. Caster allows you to quickly view your entire guest list and know in an instant who’s coming, who’s not, and who still needs to respond.
JKESS
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This application unleashes the full potential of your BMS products through efficient management features. It offers a range of tools to simplify operations, ensuring the performance and safety of your battery management system. With this app, you can monitor the battery’s status in real time, fine-tune configurations through custom settings, and ensure stable system operation. Even first-time users can easily get started with its intuitive interface. Additionally, the app provides real-time alert notifications to help you identify and resolve potential issues promptly. The firmware upgrade feature continuously introduces new functionalities or performance improvements, keeping your device running at its best. Key Features: • Real-time Status Monitoring: Continuously track the battery’s performance, providing clear insights into the device’s condition. • Parameter Configuration: Customize settings for optimal use every time. • Firmware Upgrade: Easily update firmware to access the latest features and performance enhancements. • Alert Notifications: Receive and view critical alerts to stay on top of system status. For more product information and company details, visit our official website. We also welcome you to use the “Contact Us” feature to report product issues or provide suggestions for improvement.
Screenshots
Verdict
The clearest difference is update cadence: Caster App at every 3 weeks against JKESS's every 8 months. Caster App also leads on iOS requirement (11.0 vs 13.0). 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.
Caster App ships an update every 3 weeks, JKESS every 8 months. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.
| Parameter | Caster App | JKESS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (16 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 3 weeks — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 34 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Caster LLC | Shenzhen Nengyi Electronic Technology Co.,Ltd |
In-app purchases
Caster App
No in-app purchases
JKESS
No in-app purchases









