Comparison

Duck Stamp vs Voltly Canada

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Duck Stamp

Support wetland conservation by purchasing annual Duck Stamps directly through the app. Explore National Wildlife Refuges, stay updated on wildlife news, and learn about the Junior Duck Stamp program. Every purchase helps preserve habitats for migratory birds and other wildlife.

Highlights
  • Purchase annual Duck Stamps
  • Explore National Wildlife Refuges
  • Access conservation news and updates
  • Learn about featured artists
  • Discover the Junior Duck Stamp program
  • Information for consignment partners
Features
Read full description

The official Duck Stamp app brings the rich legacy of the Federal Duck Stamp program to your fingertips, empowering you to support vital wetland conservation, stay updated on wildlife news, and explore America’s breathtaking National Wildlife Refuges. Designed for conservationists, collectors, hunters and nature enthusiasts, this app makes it easier than ever to purchase your annual Duck Stamp, discover the history behind this impactful program, and explore stunning wildlife refuges across the country. Whether you’re interested in purchasing a Duck Stamp for the current season, following the latest conservation news, finding out about this year’s featured artist or learning more about the Junior Duck Stamp program, the official Duck Stamp app offers everything you need in one place. Every purchase contributes directly to preserving the habitats essential for migratory birds and other wildlife, making it easy to engage with conservation while enjoying the natural beauty of America. Key Features: • Easy Purchase Options: Purchase and instantly access your Duck Stamp, while supporting critical conservation efforts with each purchase. • Refuge Explorer: Discover featured National Wildlife Refuges each month with detailed information, activities, and maps to inspire your next outdoor adventure. • News and Updates: Stay informed with the latest blog posts and conservation news from DuckStamp.com, including articles on habitat preservation, wildlife, and annual Duck Stamp art contests. • Artist and Collector Spotlights: Learn about the talented artists behind each year’s Duck Stamp, with in-depth profiles and insights into the artwork that makes each stamp unique. • Junior Duck Stamp Program: Discover opportunities for young artists and students to participate in conservation through art with the Junior Duck Stamp program, including contest details and educational resources. • Consignment Partner Information: Business owners can explore how to become official consignment partners, selling Duck Stamps and helping to expand conservation efforts locally. Download the official Duck Stamp app today to join a community dedicated to preserving America’s wetlands and wildlife, ensuring future generations can enjoy these natural wonders.

About

Voltly Canada

Features
Read full description

Voltly transforms how Canadians manage home comfort. Take control of heating, cooling, electrical systems, and clean-energy devices—all from your phone. Why Voltly? One-stop solutions for air conditioners, heat pumps, furnaces, tankless heaters, EV chargers, smart batteries, and panel upgrades Seamless scheduling and installation by certified professionals, with transparent delivery and setup included Smart energy monitoring—track and optimize usage with mobile insights for efficiency and savings Flexible financing on panel upgrades, including no-interest and extended term options Trusted customer support with fast email and toll-free phone assistance across Canada

Screenshots

Duck Stamp4 screens
Voltly Canada4 screens

Verdict

The call

The clearest difference is iOS requirement: Voltly Canada at 13.0 against Duck Stamp's 16.0. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Duck Stamp versus Voltly Canada: the parameters behind the verdict, then further details
ParameterDuck StampVoltly Canada
PriceFreeFree
Rating4.5 (40 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings40 — better—
Update frequencyEvery 5 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size61 MB60 MB
Age rating4+4+
DeveloperAmplex CorporationVoltly Energy INC

In-app purchases

None

Duck Stamp

No in-app purchases

None

Voltly Canada

No in-app purchases

Questions

Is Duck Stamp free?
Duck Stamp is free to download, with no in-app purchases.
Is Voltly Canada free?
Voltly Canada is free to download, with no in-app purchases.
Do Duck Stamp or Voltly Canada have ads?
Neither Duck Stamp nor Voltly Canada shows ads.

Other comparisons