GreenShield+ vs SUB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GreenShield+
This app provides a unified digital platform for managing health services and benefits plans. It offers convenient access to healthcare professionals, seamless claims submission, and personalized care through integrated services and data-driven insights.
- Access healthcare professionals
- Check benefits coverage
- Submit benefits claims
- Search for healthcare providers
- Seamless reimbursement
- Personalized care
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GreenShield+ is a first-of-its-kind digital health and benefits ecosystem that offers unprecedented levels of integration between health services and benefits plans. It’s Coverage and Care, all in one place. GreenShield+ offers better: • Access: Easily connect with a variety of healthcare professionals without long wait times, • Convenience: Leverage services anywhere, anytime with effortless digital capabilities and seamless reimbursement of benefits claims, • Integration: Personalized care and easier navigation, with services that increasingly talk to each other and to your benefits plan, and • Health Outcomes: Through preventative care, treatment, and data driven insights. GreenShield+ makes it easier for users to search for healthcare providers, check their benefits coverage, access healthcare services, connect with thousands of healthcare professionals, and seamlessly submit their benefits claims anytime, anywhere.
SUB
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SUB-ZERO is the all-in-one ice operations platform designed to help arenas deliver elite ice conditions, improve efficiency, and make smarter, data-driven decisions every single day. Built specifically for rink operators, technicians, and facility managers, SUB-ZERO replaces paper logs and guesswork with real-time digital tracking, operational visibility, and actionable insights. Core Features Ice Intelligence Record ice thickness across full-sheet measurement grids Track surface temperature and hardness (Shore C) Monitor water quality, including temperature, TDS, and pH Visualize trends and support more consistent, high-quality ice conditions Flood and Resurfacing Logs Digitally log each flood in seconds Track water usage, flood duration, and flood frequency Identify inefficiencies and reduce waste over time Ice Resurfacer Tracking Log equipment usage and operational performance Monitor blade changes, maintenance activity, and repairs Improve consistency across operators and resurfacing routines Plant and Facility Readings Record key ice plant data alongside daily ice operations Compare plant performance with ice condition results Support better energy use and more efficient facility operation SUB-ZERO gives arena teams a single, connected system for managing ice quality, equipment activity, and daily operational reporting.
Screenshots
Verdict
The clearest difference is iOS requirement: GreenShield+ at 16.0 against SUB's 18.0. 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.
GreenShield+ ships an update every 3 weeks, SUB fortnightly. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.
| Parameter | GreenShield+ | SUB |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (43 ratings) — better | — |
| Positive reviews | 36.3% of reviews | — |
| Number of ratings | 43 — better | — |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 188 MB | 35 MB |
| Age rating | 17+ | 12+ |
| Developer | GreenShield | Marmak Industries Ltd |
Bugs and requests
GreenShield+
Reported bugs
3 issues- App gets stuck on 'Welcome Back' screen
- Scrolling issues when entering provider details
- Blank/empty screens when opening the app
Requested features
3 requests- Facial recognition login
- Display remaining coverage balances
- Improve UI/UX for better usability
SUB
Not enough reviews yet to summarise bugs or requests.
In-app purchases
GreenShield+
No in-app purchases
SUB
No in-app purchases






