Free Map Tools vs DVR Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Free Map Tools
This app offers a suite of map-based utilities for measuring distances, calculating areas, and visualizing radii. It can also determine travelable distances within a set time and find antipodal points on the globe. Useful for planning, analysis, and geographical exploration.
- Measure distance and area
- Plot radius around a point
- Calculate travelable distance/time
- Find distance between two locations
- Locate antipodal points
- Find zip/postcodes within a radius
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Free Map Tools is a collection of tools based on maps. These tools allow you to perform various functions for a wide range of applications. You can measure distances and areas. You can also send or share the map as an image to indicate the area, route or radius you have plotted. The Radius Around Point tool lets you plot a distance radius on a map. You specify the centre point, the radius and other features such as colour. You can then visualise the radius to see the area covered. The Measure Distance tool lets you plot a route on a map and find out the distance covered in various units. It also uses your GPS sensor to plot the route automatically. The Area Calculator Tool lets you draw an area on the map and find the measurement of the area enclosed. The Find How Far I Can Travel tool will show how far you can drive or walk within a set time. For example, how far can I get if I drive for 60 minutes from my current location. How Far is it Between allows you to find the road and crow-flies distance between 2 addresses. It also shows both routes on the map. The Map Tunnelling Tool allows you to find out where on the globe your antipodal point is. You can also find the antipode of any custom location. Country Specific Tools ———————————————- For the following countries: ∙USA ∙UK You can use the following tools: ∙The zip/postcodes found inside a radius ∙The distance between two zip/postcodes
DVR Calculator
This tool assists investigators in calculating accurate timestamps from surveillance footage, correcting discrepancies often found in DVR and CCTV systems. It allows users to save and organize calculations by address for efficient evidence review and tracking across multiple locations.
- DVR and CCTV time offset calculations
- Corrected timestamp conversion
- Save calculations locally
- Organize entries by address
- Quick access to previous calculations
- Investigator-focused workflow
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DVR Calculator is a practical investigative utility designed for detectives, investigators, and security professionals working with surveillance video and DVR systems. Surveillance systems often display incorrect timestamps, making accurate video timelines difficult during investigations. DVR Calculator helps quickly calculate corrected times, determine offsets, and maintain organized records while conducting video canvasses and evidence review. Unlike basic time calculators, DVR Calculator also allows investigators to save calculations locally and organize entries by address, making it easier to track multiple locations and revisit previous calculations during ongoing investigations. Features include: • DVR and CCTV time offset calculations • Corrected timestamp conversion • Save calculations locally on device • Organize and sort entries by address • Quick access to previous calculations • Fast, investigator-focused workflow • Useful for CCTV, DVR, NVR, and exported surveillance footage • Streamlined interface designed for field and investigative use Built specifically for real-world investigative and surveillance review workflows.
Screenshots
Verdict
The clearest difference is price: Free Map Tools at Free against DVR Calculator's $0.99. Free Map Tools also leads on update cadence (fortnightly vs every 3 months) and ratings volume (61 vs 1). DVR Calculator's advantage is rating (5.0 vs 4.0) and ads (none vs shown). On in-app purchases, device support and iOS requirement 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
Free Map Tools is free to download; DVR Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DVR Calculator holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Free Map Tools has 61 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 68% of Free Map Tools's written reviews are positive against 100% of DVR Calculator's.
Free Map Tools ships an update fortnightly, DVR Calculator every 3 months. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.
| Parameter | Free Map Tools | DVR Calculator |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.0 (61 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 67.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 61 — better | 1 |
| Update frequency | Fortnightly — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | GV Software Solutions Limited | LTR Ventures LLC |
Customer experience
Free Map Tools
DVR Calculator
Bugs and requests
Free Map Tools
Reported bugs
9 issues- App crashes frequently
- Track My Route feature doesn't work
- Elevation tool is missing/not functional
- Radius map saving/emailing issue
- Inaccurate travel time estimates
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- Air miles feature not working
- No postcode input option
- App does not work on iPad
- Map radius tool is inaccurate
Requested features
13 requests- Calculate distance of each leg
- Add elevation tool
- Improve contrast for route saving
- List for saved routes
- Improve 'how far can I travel' algorithm for UK roads
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- Add German language option
- In-app purchase to remove ads
- Add sea level riser tool
- Show highways on map
- Track up vs top down map view
- Chevron blue arrow for direction
- ETA at truck driving speeds
- Population tool
DVR Calculator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Free Map Tools
No in-app purchases
DVR Calculator
No in-app purchases
Questions
Is Free Map Tools free?
Is DVR Calculator free?
Which has better reviews, Free Map Tools or DVR Calculator?
Do Free Map Tools or DVR Calculator have ads?
Which is updated more often, Free Map Tools or DVR Calculator?
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