Proposal Writer 4 vs LapTracker.app
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Proposal Writer 4
This app helps roofing professionals conduct rooftop inspections and generate professional reports for clients. It allows for detailed documentation of roof conditions, features, and necessary repairs, streamlining the proposal process.
- Generate rooftop inspection reports
- Capture and import photos
- Import satellite imagery for site maps
- Document rooftop conditions and repairs
- Access suggested solutions
- Include cover letters and specifications
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Carlisle Proposal Writer allows sales representatives and qualified roofing contractors to conduct rooftop inspections for potential roofing jobs prior to construction or repair. The roof inspector can quickly create a site drawing of the roof inspection area, catalog rooftop features and potentially problematic conditions on the roof. The software then generates a roof condition report for the building owner, facility manager or potential customer. With Proposal Writer a roof inspector can: * Generate and deliver a professional rooftop inspection report to potential customers * Capture and import photos of rooftop features and conditions * Import satellite imagery of the customer property to generate a detailed site map * Document and map existing rooftop conditions and repair requirements * Access suggested solutions for resolution of existing conditions * Document moisture surveys, core samples and infrared studies * Include a cover letter and specifications for the recommended repair work * Access and share previously generated reports on RoofProposal.com
LapTracker.app
This app uses GPS to time your laps on a race track. Review your lap times after each session to track your progress and identify areas for improvement. It supports timing for multiple vehicles.
- GPS-based laptiming
- Analyze lap times
- Track performance improvement
- Support for multiple vehicles
- Race track session review
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A lap timer for track days and circuit driving. Choose the track you're at, and the app handles the rest — automatically detecting each lap as you cross the line. Lap Timing: Works with your iPhone's built-in GPS or a RaceBox Mini/Micro Bluetooth device for improved accuracy. Lap times are recorded automatically each time you cross the line, with sector splits so you can see where time is being gained or lost. Tracks & Sessions: Browse and manage a library of tracks. Save your favorite circuits, and build a complete history of every session you've ever driven. Your Garage: Log your sessions against specific vehicles in your garage. Whether you track different cars or motorcycles, keep your lap times organised by vehicle and watch your progress evolve over time. Race With Friends: Share your live location with friends at the track, see where they are in real time, and compete on leaderboards to find out who's quickest. The spirit of motorsport is all about friendly rivalry — Lap Tracker brings that to your pocket. Built for the Track - Automatic lap detection using GPS geofencing - Support for RaceBox Mini for professional-grade accuracy - Sector split times to pinpoint where you're gaining or losing time - Session export to CSV for deeper analysis or to overlay data on a video using a tool like RaceRenderer - Follow friends' sessions live with their position on track, lap time, split and speed - Compare times with others on leaderboards Whether you're a seasoned club racer, a track day enthusiast, or just getting started, Lap Tracker gives you the data you need to drive faster.
Screenshots
Verdict
The clearest difference is iOS requirement: LapTracker.app at 13.0 against Proposal Writer 4's 18.0. On price, update cadence, ads and in-app purchases 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.
Proposal Writer 4 ships an update every 7 months, LapTracker.app every 4 months. The most recent releases landed on June 24, 2026 and July 5, 2026 respectively.
| Parameter | Proposal Writer 4 | LapTracker.app |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 7 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Carlisle Construction Materials Incorporated | Willit |
Customer experience
Proposal Writer 4
LapTracker.app
In-app purchases
Proposal Writer 4
No in-app purchases
LapTracker.app
No in-app purchases
Questions
Is Proposal Writer 4 free?
Is LapTracker.app free?
Do Proposal Writer 4 or LapTracker.app have ads?
Which is updated more often, Proposal Writer 4 or LapTracker.app?
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