Voltage Mail vs coAmplifi Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Voltage Mail
Securely read and compose encrypted emails on your mobile device. This app allows you to send and receive secure messages, integrating with your existing email accounts and offering robust security features for organizations.
- Read encrypted emails and attachments
- Compose new secure email messages
- Send and receive secure emails
- Integrates with native email apps
- Supports mobile policy restrictions
- Simple self-registration and authentication
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Anyone who sends and receives an encrypted email from Voltage SecureMail can use this application to read and write the email. A license for Voltage SecureMail Mobile Edition is required to compose and send new secure emails from the app and enforce mobile policy restrictions. Audience: Organizations that use Voltage SecureMail to send and receive secure emails. With Voltage SecureMail mobile app you can: • Read encrypted emails and attachments • Compose a new secure email message • Send and receive secure emails to anyone • Works with your device's native email applications and inboxes • Works with Apple iPhones, iPads, and email clients • Simple self-registration and authentication • Works with desktop, cloud, and web-based email systems • Supports Microsoft Intune
coAmplifi Pro
Effortlessly track your work hours, manage projects, and stay organized from anywhere. This app provides on-the-go time logging, job visibility, and a unified calendar to ensure no billable minute is missed.
- On-the-go time tracking
- Project and job management
- Unified calendar view
- Quick project creation
- Seamless productivity
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coAmplifiⓇ Pro helps you capture time effortlessly, stay organized, and manage your work from anywhere. Use the full web platform for project building, invoicing, and integrations—then take the mobile app on the go to ensure no billable minute slips away. MOBILE FEATURES My Day — Your command center for active work. Start/stop timers instantly. On‑the‑Go Time Tracking — Log hours for tasks or scheduled jobs in seconds. My Jobs — A clean, consolidated view of every assignment across clients. Unified Calendar — See your entire schedule in one high‑performance view. Quick Creation — Quickly create a new project or job on the fly. Built for consultants, agencies, and professional services teams who need accurate time tracking, job visibility, and seamless productivity on the move
Screenshots
Verdict
The clearest difference is rating: coAmplifi Pro at 5.0 against Voltage Mail's 1.7. coAmplifi Pro also leads on monetization model (free vs freemium). Voltage Mail's advantage is ratings volume (736 vs 1) and device support (3 vs 1). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
coAmplifi Pro holds the better App Store score, 5.0 against 1.7. That said, the two scores are not equally well evidenced: Voltage Mail has 736 ratings behind it against 1, so its average is the more settled of the two.
| Parameter | Voltage Mail | coAmplifi Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 1.7 (736 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 8.1% of reviews | — |
| Number of ratings | 736 — better | 1 |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 24 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | OpenText | Curaesoft Corporation |
Customer experience
Voltage Mail
coAmplifi Pro
Bugs and requests
Voltage Mail
Reported bugs
4 issues- Login screen freezes
- Incompatible with older devices
- Frequent crashes and errors
- Unable to access or download messages
Requested features
4 requests- Add support for more mobile devices and operating systems
- Improve user interface and streamline the message access process
- Allow downloading and printing of attachments
- Better integration with popular email clients
coAmplifi Pro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Voltage Mail
No in-app purchases
coAmplifi Pro
No in-app purchases









