Sustain Program vs CellBadge
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sustain Program
Learn to make everyday choices that benefit your health and the environment. This program helps you reduce your ecological footprint, conserve resources, and combat climate change while improving personal well-being and saving money. Personalize your experience to focus on areas like nature connection, waste reduction, advocacy, or sustainable eating.
- Reduce ecological footprint
- Conserve natural resources
- Lessen climate change impact
- Enhance personal well-being
- Save money
- Personalized experience
- Daily tips and recipes
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This is a program about everyday choices that are good for you and gentler on the environment. In a few weeks you’ll learn skills to reduce your ecological footprint, help conserve natural resources, and lessen the impact of climate change — while enhancing personal well-being and saving money. Sustain lets you personalize your experience so you practice the activities most relevant and important to you. You can choose to: • Deepen your appreciation and connection with the natural world • Reduce, reuse, and recycle • Advocate for the environment • Shift toward more sustainable eating. Features include: • Individual and (optional) team participation • Daily tips • Healthy recipes • An interactive Wall. Note: Sustain syncs with the web version through your organization’s wellness program; you must create your account on the web version before you can use the mobile app.
CellBadge
This app grants registered users access to various community amenities like pools, sports courts, and parks. It offers a paperless registration process and allows remote control of gates and doors using Bluetooth locks, even without AC power or WiFi.
- Access community amenities
- Paperless online registration
- Remote gate and door control
- Bluetooth lock integration
- Check access status
- View approved locations
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The CellBadge mobile application provides access to community amenities such as swimming pools, sports courts, dog parks, storage areas, boat docks, RV parks, etc.. HOA communities trust CellBadge to easily control access to community amenities - guarded or un-guarded - using simple yet powerful administrative tools. No more keys, fobs or passes for homeowners using a convenient paperless online registration process. No AC power? No WiFi? No problem! Using the new CellBadge “unguarded” access solution, customers may now control access remotely using a solar-powered, outdoor-rated Bluetooth lock on any door or gate. The CellBadge mobile application allows anyone registered and approved for access to open doors or gates from their own mobile device. Users may review their access status, see all the locations they are approved for access and be instantly granted access.
Screenshots
Verdict
The clearest difference is update cadence: Sustain Program at monthly against CellBadge's every 14 months. CellBadge's advantage is rating (2.3 vs 2.0). On price, ratings volume, 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.
CellBadge holds the better App Store score, 2.3 against 2.0. Both are backed by a comparable volume of ratings — 4 and 11 respectively.
Sustain Program ships an update monthly, CellBadge every 14 months. The most recent releases landed on June 6, 2026 and September 20, 2026 respectively.
| Parameter | Sustain Program | CellBadge |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (4 ratings) | 2.3 (11 ratings) — better |
| Positive reviews | — | 75.0% of reviews |
| Number of ratings | 4 | 11 — better |
| Update frequency | Monthly — better | Every 14 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 56 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Health Enhancement Systems | CallBadge |
Customer experience
Sustain Program
CellBadge
In-app purchases
Sustain Program
No in-app purchases
CellBadge
No in-app purchases








