Comparison

LensGuard vs Castora

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

Head to head
About

LensGuard

Features
Read full description

LensGuard shows nearby AI and smart glasses on your iPhone using Bluetooth. Also on Mac: a menu-bar companion. Your LensGuard Plus purchase works on both. Local-first. No account. No cloud. Your scan list, Trusted list, and history stay on your device. LensGuard is not proof of recording. A camera’s LED is the tell that a camera is active. Silence in LensGuard does not mean you are safe. Keep watching works only while the app is on screen. It is not a screen-off watch. This version does not use Location. Free β€’ Scan list of nearby devices β€’ Honest Bluetooth signal rings β€’ Trusted list β€’ On-device history β€’ Headphone tick β€’ Keep watching (foreground only) High alerts & widgets β€” $1.99 once A one-time unlock. No subscription. No trial. β€’ High notifications on iPhone β€’ Haptics β€’ Home Screen and Lock Screen widgets β€’ Control Center snooze for High alerts Widgets show your last session. They are not a live scan. Privacy AK Davis Designs does not collect LensGuard data. Purchases are processed by Apple. Privacy: https://akdavisdesigns.com/lensguard/privacy Terms: https://akdavisdesigns.com/lensguard/terms Support: info@akdavisdesigns.com Made by AK Davis Designs.

About

Castora

Features
Read full description

Castora β€” The Ultimate diecast Collection Tracker Every collector knows the feeling: standing in the aisle, phone out, trying to remember if you already have this casting. Castora ends the guesswork. Track your diecast collection and wishlist, browse the complete catalog, and watch your collection come to life with stats, series progress, and daily discoveries β€” all built for collectors, by a collector. COLLECTION & WISHLIST β€’ Log every car you own with year, series, and Treasure Hunt / Super Treasure Hunt status β€’ Keep a wishlist of cars you're hunting for β€’ Add your own photos. β€’ Filter and sort by year, series, TH/STH status, and more FULL CATALOG β€’ Browse the entire diecast catalog, organized by year and series β€’ See at a glance which cars you own, want, or haven't discovered yet β€’ "Show Primary Variants only" cuts through color-variant clutter STATS THAT MOTIVATE β€’ Track your overall catalog completion percentage β€’ Drill into any year to see TH/STH counts and series breakdowns β€’ Get a celebration the moment you complete a series HOME DASHBOARD β€’ Catalog progress at a glance β€’ Recently added cars, right where you left off β€’ "Almost Complete" shelf surfaces the series you're closest to finishing β€’ Daily "Discover" picks introduce cars you don't own yet SYNC & BACKUP β€’ iCloud sync keeps your collection and settings up to date across all your devices MADE FOR COLLECTORS Castora was built by a diecast collector who wanted a better way to track a growing collection β€” clean, fast, and focused on what matters: your cars. Start tracking today and turn your collection into a story worth showing off.

Screenshots

LensGuard4 screens
Castora4 screens

Verdict

The call

The clearest difference is in-app purchases: Castora at none against LensGuard's 1. Castora also leads on update cadence (daily vs every 3 weeks). LensGuard's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. LensGuard sells 1 one-off in-app purchase. Castora asks for nothing beyond the download.

UpkeepUpdate frequency

LensGuard ships an update every 3 weeks, Castora daily. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

Scorecard3 real differences Β· 3 level
LensGuard versus Castora: the parameters behind the verdict, then further details
ParameterLensGuardCastora
PriceFreeFree
Update frequencyEvery 3 weeksDaily β€” better
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone
Requires iOS17.0 β€” better26.0
Further details β€” not scored
Size5 MB7 MB
Age rating4+4+
DeveloperAbram Kai DavisSaket Kumar

In-app purchases

1 purchases

LensGuard

One-time1
  • High alerts & widgets$1.99
None

Castora

No in-app purchases

Questions

Is LensGuard free?
LensGuard is free to download, with in-app purchases available.
Is Castora free?
Castora is free to download, with no in-app purchases.
Do LensGuard or Castora have ads?
Neither LensGuard nor Castora shows ads.
Which is updated more often, LensGuard or Castora?
LensGuard ships an update every 3 weeks, and Castora daily. Most recently, LensGuard was updated on October 13, 2026 and Castora on October 18, 2026.

Other comparisons