Proof vs Zentium App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Proof
This app streamlines the process serving workflow for professionals. It offers intuitive submission, real-time tracking, secure document management, and direct communication with clients. Designed for efficiency and compliance, it helps users serve documents accurately and faster.
- Streamlined serve attempt submissions
- Enhanced visibility of special requirements
- State law integration and reminders
- Real-time job tracking
- Secure document management
- Instant notifications
- Seamless client communication
Read full descriptionHide full description
Proof - Empowering Process Servers, One Serve at a Time. Revolutionize your process serving with Proof's newly redesigned mobile app. Streamline your workflow, stay compliant, and boost your efficiency - all from the palm of your hand. NEW! Completely redesigned interface for a smoother, faster experience. Key Features: Streamlined Serve Attempt Submissions: Submit your attempts in record time with our intuitive, step-by-step process. Enhanced Visibility of Special Requirements: Never miss a crucial detail with clear, upfront display of job-specific instructions. State Law Integration: Stay compliant effortlessly with built-in state law reminders and guidelines. Real-time Job Tracking: Keep clients informed with up-to-the-minute status updates. Secure Document Management: Access and upload sensitive documents with bank-level security. Instant Notifications: Stay on top of urgent requests and updates. Seamless Communication: Chat directly with clients and Proof support team. Whether you're a seasoned process server or new to the field, Proof's redesigned app equips you with everything you need to serve documents efficiently and accurately. Our user-friendly interface combines powerful features with simplicity, allowing you to focus on what you do best. Redesigned with You in Mind: Our latest app redesign is the result of extensive research, user feedback, and careful consideration of accessibility and user experience. We've invested significant time and resources to create an interface that's not only visually appealing but also highly functional and easy to navigate. Improved Accessibility: We've enhanced color contrast and font sizes to ensure better readability for all users. Intuitive Navigation: Based on user feedback, we've reorganized menu structures and workflows to make common tasks even easier to complete. Faster Performance: We've optimized the app to load faster and consume less data, improving your overall experience. Customizable Settings: Tailor the app to your preferences with new personalization options. Join thousands of satisfied servers who trust Proof to streamline their work, increase their earnings, and maintain compliance. Download now and experience the future of process serving! What Our Users Are Saying: "You're ahead of the game compared to the others." - Professional Process Server "This is fantastic! This design looks more organized, easier for people in the field. The amount of detail here is really great." - Professional Process Server "It feels like the new redesign does a much better job of handling information." - Professional Process Server "Impeccable service! That's why we are sending all of our process work to you guys" - Attorney "We are sending all of our clients to use your service because it is fast and professional." - Legal Professional "I can't begin to express my gratitude for stumbling upon Proof Serve. The service and communication have been outstanding thus far. We were using another nationwide service processing company and, so far, Proof Serve has blown them away! There is absolutely no comparison." - Subpoena Specialist Join us today and transform the way you work!
Zentium App
This app simplifies healthcare scheduling for both administrators and providers. It allows for real-time shift posting, assignment management, and easy shift picking, swapping, or time-off requests. The intuitive design aims to reduce stress and improve team connectivity.
- Real-time shift posting
- Assignment management
- Shift picking and swapping
- Time-off requests
- Provider schedule viewing
- Team connectivity
Read full descriptionHide full description
Scheduling Made Simple. Shifts Made Smarter. Zentium is the all-in-one mobile app built to make healthcare scheduling effortless, flexible, and empowering—for both schedulers and providers. Schedulers can easily post open shifts and manage assignments in real time, while providers can view their schedules at a glance, pick up extra shifts, swap with teammates, and request time off—all from the palm of their hand. With a clean, intuitive design and powerful features, Zentium keeps teams connected, schedules organized, and everyone a little less stressed. Zentium brings flexibility, freedom, and fun back to the workweek—one shift at a time.
Screenshots
Verdict
The clearest difference is review sentiment: Zentium App at 100% against Proof's 52%. Zentium App also leads on rating (5.0 vs 4.5). Proof's advantage is ratings volume (656 vs 6). On price, update cadence, ads and in-app purchases 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.
Zentium App holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Proof has 656 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 52% of Proof's written reviews are positive against 100% of Zentium App's.
Proof ships an update every 4 weeks, Zentium App every 5 weeks. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.
| Parameter | Proof | Zentium App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (656 ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 52.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 656 — better | 6 |
| Update frequency | Every 4 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 16.0 |
| Further details — not scored | ||
| Size | 173 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Proof Technology, Inc. | TesselMed |
Customer experience
Proof
Zentium App
Bugs and requests
Proof
Reported bugs
8 issues- App loads too slow
- App crashes instantly or shows black/white screen
- App requires location services even when enabled
- App doesn't allow recording attempts
- App shows partial client details and won't scroll
Show 3 moreShow fewer
- Job notifications received but job not available
- App doesn't provide searching options for jobs
- App constantly crashes on iOS devices
Requested features
6 requests- Route plans for servers
- More organized job listings
- Ability to log in on multiple phones
- Automatic serve acceptance within a mile limit
- Group status updates
Show 1 moreShow fewer
- Generate map based on job addresses
Zentium App
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Proof
No in-app purchases
Zentium App
No in-app purchases








