Topup BTC vs Nova Mare YachtOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Topup BTC
Easily recharge any Flow phone or purchase plans using your credit/debit card or PayPal. Select a destination, choose an amount or plan, and enter payment details in a few simple steps.
- Recharge Flow phones
- Purchase Flow plans
- Credit/debit card payment
- PayPal payment
- Simple 3-step process
- Repeat top-ups
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Official Flow app to easily recharge any Flow phone or purchase plans using your credit/debit card or PayPal account Top up any Flow number in a new and simple way. You will be able to Top up an amount or select a plan as you wish. Top up the Flow number in just 3 simple steps: 1- Select Destination 2- Choose Amount or Plan 3- Enter your Payment details (Credit Card or Paypal) That's all. Your phone will be topped up faster than ever. Once you have made your first Top Up you will be able to repeat it just entering your payment details.
Nova Mare YachtOS
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Nova Mare is the intelligent marine operating system built to make managing a vessel simpler, smarter, and more connected. Designed for captains, engineers, owners, and marine professionals, Nova Mare brings vessel intelligence, maintenance, diagnostics, documentation, parts, service, and operational information together in one powerful platform. Instead of searching through manuals, spreadsheets, service records, websites, and disconnected systems, Nova Mare puts the information you need at your fingertips. NOVA SENTINEL Monitor vessel health and gain intelligent insights into equipment, systems, maintenance needs, and potential issues before they become bigger problems. ASK NOVA Ask questions about your vessel, equipment, systems, maintenance, troubleshooting, or marine operations and get intelligent, context-aware assistance. BOATMD Troubleshoot marine equipment and system problems with AI-assisted diagnostics designed to help identify possible causes and guide you toward the next step. NOVA MAINTENANCE Organize equipment, service history, maintenance schedules, checklists, findings, and upcoming maintenance from one connected system. NOVA PARTS Search for marine parts and equipment without wasting hours jumping between suppliers and websites. NOVA SERVICE Find marine technicians, contractors, specialists, and service providers for the work your vessel needs. LIVE VESSEL Bring compatible vessel information into Nova Mare to create a more connected view of your vessel and its systems. VESSEL LIBRARY Keep manuals, documentation, service information, equipment records, and vessel knowledge organized and accessible. NOVA EXECUTIVE The intelligent command center that gives owners and management clear, real-time oversight of vessel performance, risk, operations, and financials in one place. ONE VESSEL. ONE SOURCE OF INTELLIGENCE. Nova Mare is designed around a simple idea: your vessel already generates an enormous amount of information. That information should not be scattered everywhere. Nova Mare brings it together so you can understand your vessel, maintain it, troubleshoot it, find what you need, and make better-informed decisions from one place. Less searching. Less fragmentation. More intelligence. Welcome to Nova Mare. Bringing Intelligence to the Seas.
Screenshots
Verdict
Topup BTC and Nova Mare YachtOS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Topup BTC ships an update fortnightly, Nova Mare YachtOS every 3 weeks. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.
| Parameter | Topup BTC | Nova Mare YachtOS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (1.3K ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 1.3K — better | — |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.5 — better |
| Further details — not scored | ||
| Size | 71 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Cable & Wireless Holdings, Inc. | Gabriel Attenborough |
Bugs and requests
Topup BTC
Reported bugs
2 issues- Login and payment processing issues
- Incorrect plan and balance information
Requested features
2 requests- Allow custom data top-up amounts
- Improve data rollover and expiration policies
Nova Mare YachtOS
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Topup BTC
No in-app purchases
Nova Mare YachtOS
No in-app purchases
Questions
Is Topup BTC free?
Is Nova Mare YachtOS free?
Do Topup BTC or Nova Mare YachtOS have ads?
Which is updated more often, Topup BTC or Nova Mare YachtOS?
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