Stamps.com Mobile App vs Block’s Marble Auctions
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stamps.com Mobile App
Print discounted USPS and UPS postage stamps and shipping labels directly from your phone. Compare rates, manage contacts, and track all your shipments to ensure delivery. Save time and money by avoiding post office lines.
- Print discounted USPS/UPS stamps and labels
- Compare shipping rates
- Track shipments
- Verify recipient addresses
- Generate QR codes for no-printer option
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Print discounted USPS® and UPS® stamps and shipping labels and track everything you mail and ship right from your phone. PRINT POSTAGE STAMPS AND SHIPPING LABELS • Compare First-Class Mail® and shipping rates from USPS, UPS, and more carriers. • Access deeply discounted rates not available in person or with a business account. • Print stamps, envelopes, or shipping labels from your phone using a WiFi printer. • No printer? Generate a QR code to save time with the carrier ADD AND MANAGE CONTACTS • Automatically verify recipient addresses for every item you mail or ship. • Access your address book to send on the go. Save recipients for future shipments.TRACK SHIPMENTS TO ENSURE DELIVERY • Share tracking information via email. • Check delivery status for everything you send.
Block’s Marble Auctions
Participate in live marble auctions from your mobile device. Preview upcoming lots, track your bidding history, and receive notifications for items of interest. This app allows you to bid on antique, vintage, and contemporary marbles and related collectibles.
- Preview upcoming lots
- Watch live auctions
- Bid in real-time
- Quick registration
- Track bidding history
- Push notifications for items of interest
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Block's Marble Auctions, located in Trumbull CT was established in 1989. The auction house conducts numerous sales a year with a focus on antique, vintage and contemporary marbles and marble related items. Our auctions feature an impressive selection including Antique Handmade, Antique and Vintage Machine Made, and Contemporary Handmade Marbles, as well as other items of interest to marble collectors. We have been featured numerous publications and tv and radio programs. Blocks Marble Auctions is the oldest and largest continuously running marble auctioneer. With the Block's Marble Auctions app, you can preview, watch and bid in our marble auctions from your mobile / tablet device. Participate in our sales while on- the-go and gain access to the following features: •Quick Registration •Following upcoming lots of interest •Push notifications to ensure you engage on items of interest •Track bidding history and activity •Watch live auctions
Screenshots
Verdict
The clearest difference is rating: Block’s Marble Auctions at 5.0 against Stamps.com Mobile App's 4.1. Block’s Marble Auctions also leads on monetization model (free vs ad-supported) and iOS requirement (12.0 vs 17.6). Stamps.com Mobile App's advantage is update cadence (every 3 weeks vs every 11 months) and ratings volume (626 vs 1). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Block’s Marble Auctions holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Stamps.com Mobile App has 626 ratings behind it against 1, so its average is the more settled of the two.
Stamps.com Mobile App ships an update every 3 weeks, Block’s Marble Auctions every 11 months. The most recent releases landed on October 30, 2026 and October 21, 2026 respectively.
| Parameter | Stamps.com Mobile App | Block’s Marble Auctions |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (626 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 6.8% of reviews | — |
| Number of ratings | 626 — better | 1 |
| Update frequency | Every 3 weeks — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 81 MB | 55 MB |
| Age rating | 17+ | 17+ |
| Developer | Auctane | Bidsquare |
Bugs and requests
Stamps.com Mobile App
Reported bugs
4 issues- Login issues and account lockouts
- Printing failures and label generation problems
- Tracking information not updating properly
- Inconsistent behavior across web and mobile
Requested features
4 requests- Ability to print non-machinable stamps
- Option to copy/paste full addresses
- Landscape mode support for tablets
- Syncing of contacts and address book
Block’s Marble Auctions
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Stamps.com Mobile App
No in-app purchases
Block’s Marble Auctions
No in-app purchases
Questions
Is Stamps.com Mobile App free?
Is Block’s Marble Auctions free?
Which has better reviews, Stamps.com Mobile App or Block’s Marble Auctions?
Do Stamps.com Mobile App or Block’s Marble Auctions have ads?
Which is updated more often, Stamps.com Mobile App or Block’s Marble Auctions?
Other comparisons
