Comparison

Lost & Found vs Builder Pro

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

Head to head
About

Lost & Found

Features
Read full description

Losing a child, a pet, or a valuable item is terrifying. Searching for them shouldn’t be a chaotic, solitary effort. Lost & Found - As it should be: Free, 0 Ads, and Collaborative! Welcome to Lost & Found - Search Together, the ultimate crowdsourced platform that turns your local community into a coordinated search team. Whether you’re looking for a missing dog, a stolen car, a lost wallet, or a wandering child, our shared map ensures no time is wasted and no ground is searched twice. HOW IT WORKS: 1. Send an SOS: Instantly broadcast an alert to nearby users with a description, the exact last known location of the missing person, pet, or item, and the expected search radius. 2. Form a Search Party: Community members in the area receive the push notification and can join the active search quickly. 3. Live Shared Map: See exactly where everyone is walking in real-time. The map draws a path of where participants have already searched, creating a highly efficient community effort. 4. Drop Clues: Noticed a trail? Found the missing item? Simply add a clue to the map and the creator will see your location, note, and contact details. 5. Found & Resolved: Once the target is found, update the status to alert the search party and thank your community! KEY FEATURES: β€’ Smart Search Paths: Stop guessing where people have already looked. Our live map shows trails of every active searcher. β€’ Categorized SOS Alerts: Choose between Missing Person, Lost Pet, or Lost Item. β€’ Community Notifications: Get alerted when someone within your immediate radius needs urgent help. β€’ Secure & Private (Apple CloudKit): We do not use third-party servers. All search data and real-time syncing are securely handled natively via Apple's CloudKit, linked to your existing iCloud account. β€’ Real-Time Updates: Add sightings, clues, and comments directly to the active SOS map. Download today to help your neighbors, and have peace of mind knowing your community has your back. DISCLAIMER: App usage is strictly under the user's sole responsibility. The developers are not affiliated with any official search and rescue organizations, law enforcement, or any individual member using this app. Please always contact local emergency services for immediate danger or life-threatening situations.

About

Builder Pro

Features
Read full description

Builder Pro is the construction calculator built for the jobsite. Get fast, accurate answers for stairs, rafters, joists, concrete, masonry, roofing, fencing and more β€” then save every calculation to a project and pick up right where you left off. Whether you're framing a wall, pouring a slab, cutting rafters, or laying block, Builder Pro does the math so you can get back to work. FREE - 19 PROFESSIONAL CALCULATORS β€’ Stairs, rafters, joists, and beam load β€’ Concrete volume, block & brick, and mortar β€’ Roof area, shingles, and siding β€’ Fence material, gates, and post spacing β€’ Circle, triangle, square/rectangle, polygon, and arc β€’ Pitch & angle converter β€’ Imperial and metric units, with clear diagrams β€’ Save calculations and organize them into projects β€’ Full calculation history with auto-save BUILDER PRO - ONE-TIME PURCHASE, NO SUBSCRIPTION Pay once. Keep it forever. Two optional unlocks: β€’ Lifetime β€” cloud sync across all your devices, unlimited projects, and data export/backup β€’ Builder AI β€” everything in Lifetime, plus the AI Assistant: ask construction questions by text or voice, get pointed to the right calculator, and understand your results No subscriptions. No recurring charges. Ever. BUILT FOR THE TRADES Contractors, carpenters, framers, masons, roofers, concrete crews, and serious DIYers use Builder Pro to estimate materials, check dimensions, and cut waste on every job. TERMS OF USE: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Lost & Found4 screens
Builder Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: Builder Pro at none against Lost & Found's 3. On price, update cadence, 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. Lost & Found sells 3 one-off in-app purchases. Builder Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Lost & Found ships an update every 6 days, Builder Pro every 4 days. Both last shipped on October 24, 2026.

Scorecard1 real difference Β· 5 level
Lost & Found versus Builder Pro: the parameters behind the verdict, then further details
ParameterLost & FoundBuilder Pro
PriceFreeFree
Update frequencyEvery 6 daysEvery 4 days β€” better
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.617.6 β€” better
Further details β€” not scored
Size6 MB7 MB
Age rating12+4+
DeveloperGal ItachiCubemedia Inc.

In-app purchases

3 purchases

Lost & Found

One-time3
  • Tip Jar - Coffee$0.99
  • Tip Jar - Lunch$3.99
  • Tip Jar - Dinner$7.99
None

Builder Pro

No in-app purchases

Questions

Is Lost & Found free?
Lost & Found is free to download, with in-app purchases available.
Is Builder Pro free?
Builder Pro is free to download, with no in-app purchases.
Do Lost & Found or Builder Pro have ads?
Neither Lost & Found nor Builder Pro shows ads.
Which is updated more often, Lost & Found or Builder Pro?
Lost & Found ships an update every 6 days, and Builder Pro every 4 days. Most recently, Lost & Found was updated on October 24, 2026 and Builder Pro on October 24, 2026.

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