Lock Master vs Plate Lookup
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lock Master
Securely store and manage all your lock combinations in one place. Never forget a code for your bicycle, gym, or storage unit locks again.
- Store lock combinations
- Manage bicycle lock codes
- Track gym lock codes
- Organize storage unit codes
- Simple interface
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Lock Master keeps track of your lock combinations. Bicycle locks, gym locks, storage unit locks, all those combinations can get confusing. Store them all here.
Plate Lookup
Instantly identify vehicles by their license plate. Get details like make, model, year, engine specs, and even a photo. Perfect for car enthusiasts or anyone curious about a vehicle on the road.
- License plate lookup
- Vehicle make and model
- Year and trim details
- Engine specifications
- Vehicle photos
- Fuel type information
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Lookup any car, truck or semi-truck by it's license plate! Returns detailed information about the vehicle: • Make • Model • Year • Trim • Engine Specs • Fuel Type • Photo See a cool car and wanna learn more about it? Look it up! Curious if a vanity plate is available? Check and see! Did you know semi trucks have 12L engines? Search one's front plate to find out more! This app does not display (nor collect) any personal information about the owner of the vehicle.
Screenshots
Verdict
The clearest difference is price: Plate Lookup at Free against Lock Master's $0.99. Plate Lookup also leads on update cadence (every 10 months vs every 27 months) and ratings volume (44 vs 6). Lock Master's advantage is rating (3.8 vs 3.0) and in-app purchases (none vs 1). On ads 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
Plate Lookup is free to download; Lock Master costs $0.99 up front. Plate Lookup sells 1 one-off in-app purchase. Lock Master asks for nothing beyond the download.
Lock Master holds the better App Store score, 3.8 against 3.0. That said, the two scores are not equally well evidenced: Plate Lookup has 44 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 50% of Lock Master's written reviews are positive against 30% of Plate Lookup's.
Lock Master ships an update every 27 months, Plate Lookup every 10 months. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.
| Parameter | Lock Master | Plate Lookup |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 3.8 (6 ratings) — better | 3.0 (44 ratings) |
| Positive reviews | 50.0% of reviews — better | 29.6% of reviews |
| Number of ratings | 6 | 44 — better |
| Update frequency | Every 27 months | Every 10 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Requires iOS | 18.5 | 15.6 — better |
| Further details — not scored | ||
| Size | 17 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Patrick Q. Kelly | Casey Evanoff |
Customer experience
Lock Master
Plate Lookup
In-app purchases
Lock Master
No in-app purchases
Plate Lookup
- Unlock Full Version$0.99
Questions
Is Lock Master free?
Is Plate Lookup free?
Which has better reviews, Lock Master or Plate Lookup?
Do Lock Master or Plate Lookup have ads?
Which is updated more often, Lock Master or Plate Lookup?
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