
Guard Dog Security Blocklock Portable Door Lock
Hotel Door Locks for Travelers Security, Tough & Durable, Apartment Door Security, Home Security
Price as of 2026-06-17. Check Amazon for the current price.
Quick Decision
Price Intelligence
- Budget:$3–$16
- Mid-range:$16–$49← You are here
- Premium:$49+
Is This Right For You?
- •Shoppers looking for door hardware and locks from Guard Dog Security
- •Rating sits in the bottom 24% of door hardware and locks — higher-rated options exist
- •by.RHO Screen Repair Tape offers a better rating (4.4/5) at a similar or lower price ($10)
- •by.RHO Screen Repair Tape — 57% cheaper at $10 (Score A+)
- •AceMining Door Reinforcement Lock Withstands 800lbs of Force — higher rated at 4.8/5 ($12)
📊 Based on data analysis of 162 products in this category.
Mubboo Score: B
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other door hardware and locks
Computed from live Amazon rating, review count, and price across 162 door hardware and locks available to US consumers · last refreshed 2026-06-17.
How It Compares
This Product Guard Dog Security Blocklock Portable Door Lock | Most Popular by.RHO Screen Repair Tape | Best Rated AceMining Door Reinforcement Lock Withstands 800lbs of Force | Best Value VIDYSUFYR Door Locks Hasp Latch | |
|---|---|---|---|---|
| Price | $22.99 | $9.99 | $11.99 | $9.99 |
| Rating | 4.3/5 | 4.4/5 | 4.8/5 | 4.5/5 |
| Reviews | 857 | 38,306 | 5,221 | 6,145 |
| Mubboo Score | B | A+ | A | A |
What People Say
Synthesized from 32 reviews · 100% verified purchases.
Verify door compatibility for portable locks, as some latch designs may prevent them from working safely. For screen repair tape, expect a functional fix rather than an invisible one; for reliable keyless entry, consider a manual-throw deadbolt with key backup.
- Easy to install and user-friendly
- Effective and reliable performance
- Great value for money
- Sturdy and durable construction
- Provides peace of mind and added security
- Compatibility issues with certain door types
- Repair patches are visibly noticeable on screens
- Risk of being trapped inside by portable lock design
Related Video Reviews
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- 📹 ✅ Best Smart Door Lock 2026 [Watch This Before You Make a Choice!] — Foremost Picks
- 📹 Which Smart Lock Beats Them All? Best Smart Lock of 2026. Eufy Familock S3 Max. — Locksmith Recommended
About Guard Dog Security
- 4 products in our database
- Average rating: 4.1/5 across all products
- Price range: $12.99 – $55.99
- Categories: Bike Pumps, boating-and-sailing, door-hardware-and-locks, horns-and-sirens
If not the Blocklock Portable Door Lock, consider these



Bottom Line
Guard Dog Security Blocklock Portable Door Lock earns Mubboo Score B. Priced at $23 — a mid-range option, below the category average of $40. Rated 4.3/5 from 857+ reviews. Strong buy if: shoppers looking for door hardware and locks from guard dog security. Skip if: rating sits in the bottom 24% of door hardware and locks — by.RHO Screen Repair Tape (Score A+, $10) may fit better.
Frequently Asked Questions
Is the Guard Dog Security Blocklock Portable Door Lock worth buying in 2026?
It earns a Mubboo Score of B, with a 4.3/5 rating from 857 reviews — better than 24% of door hardware and locks we track.
How much does the Guard Dog Security Blocklock Portable Door Lock cost?
It is currently $22.99 — mid-tier pricing for door hardware and locks.
How does the Blocklock Portable Door Lock compare to other door hardware and locks?
The category's most-reviewed alternative is the by.RHO Screen Repair Tape (4.4/5, 38,306 reviews, $9.99). The Blocklock Portable Door Lock carries a Mubboo Score of B vs A+.
Sources & References
Products available through US retailers. Prices in USD. Sales tax varies by state and is not included.
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-17) and may change.