440 Pool vs Undrdog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
440 Pool
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440 Pool is your all-in-one app for purchasing top-quality pool cleaning and maintenance products. We’ve got you covered. Enjoy a fast, reliable shopping experience perfect for homeowners, pool service pros, and spa owners alike—440 Pool makes it easier than ever to keep your water crystal clear. Premium pool & spa products Easy ordering & secure checkout Expert-selected cleaning supplies Designed for pool owners and pros Maintain your pool with confidence. Download 440 Pool today and keep your water sparkling clean.
Undrdog
Discover premium auto and marine detailing supplies with an intuitive shopping experience. Easily browse, purchase, and manage loyalty points. Access Carfax uploads and find local detailers.
- Curated selection of detailing supplies
- Intuitive browsing and purchasing
- Carfax upload access
- Find a Detailer map
- Loyalty points tracking
- Secure transactions
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Experience seamless shopping with Undrdog Surface Products, your premier destination for high-quality auto and marine detailing supplies. Discover a curated selection of premium products designed to deliver lasting protection and a brilliant shine for your vehicles. Our intuitive interface makes browsing and purchasing a breeze, ensuring that you find exactly what you need with just a few taps. Accessing Carfax uploads, Find a Detailer map, and keeping track of your loyalty points is now fast and easy. With secure transactions powered by Shopify Payments, your financial details are safeguarded, allowing you to shop with confidence. Whether you're a car enthusiast or a boating aficionado, Undrdog has the products you need to keep your surfaces looking their best. Shop now for excellence in every detail!
Screenshots
Verdict
440 Pool and Undrdog 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.
| Parameter | 440 Pool | Undrdog |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (16 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 16 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 96 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | BLUE BIRD MEDIA & MARKETING SOLUTIONS, INC. | joel accuardi |
In-app purchases
440 Pool
No in-app purchases
Undrdog
No in-app purchases
Questions
Is 440 Pool free?
Is Undrdog free?
Do 440 Pool or Undrdog have ads?
Which is updated more often, 440 Pool or Undrdog?
Other comparisons
