Comparison

Planimeter GPS Area Measure vs oneSafe 6

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

Head to head
About

Planimeter GPS Area Measure

Measure distances, areas, and perimeters on a map using manual input or GPS tracking. This tool is ideal for outdoor activities, land surveying, and various professional applications requiring accurate spatial calculations. Save and share your measurements in KML format.

Highlights
  • Measure distance, area, and perimeter
  • Manual and GPS tracking measurement
  • Save and share measurements in KML
  • Metric and Imperial units
  • GPS accuracy settings
  • Current location search
Features
Read full description

Planimeter GPS Area Measure is a tool to measure distance, area, and perimeter on a map. You can measure manually or by GPS tracking. You can also check the bearing and geo-coordinates of your location and share them. Points can be labeled, saved, and shared in KML format. This measurement app is useful for outdoor activities and can be used as land surveyor by amateurs and professionals in various industries like sport, farming, landscaping, paving and construction, road building and repairing, real estate business, hiking and travel, fencing, lot building and planning, solar panel installation (roof area estimation), object mapping, lawn design, and many other where land area and distance/length calculations, land survey or maps are involved. # Features: • Accurate distance measurements • Metric and Imperial units (m, km, feet, yards, miles, ha, acres) • GPS accuracy settings (if GPS available) • Current location search • Delete selected/last/all points • Zoom to Fit-in and center points on a screen - quick points search • Add points by touch • Add the current location as a point • Option to center the point added • Option to show/hide lines • Preferences: location accuracy, tracking time interval, delete points confirmation, sound option for tracking • Separate units settings for distance, area, and perimeter. # Premium Features (Require Subscription): • Area calculation • Angle between lines • Bearings to and from the point • Forward and backward navigation through points by touch on the Info Panel • GPS coordinates of a point • Manage previously saved projects: open, save, share KML files • KML files created by Planimeter can be imported to GEarth and GMaps to view on a desktop • Send data by email: picture, coordinates as a text message, KML file • Save KML or TXT in local storage • Map/Satellite View • Zoom and Edit points • Text (address) search • Find the location by entering the Latitude and Longitude coordinates • Add points by entering geo-coordinates: Lat and Lng • Target Mode for accurate pin placement • Show current coordinates in Target Mode • Draw (Stylus) Mode • Notes Mode • Full-screen option • GPS TRACKING • Manual pin placement in GPS Tracking # The app has been successfully used in different areas: • outdoor activities: sports, golf (distance between two points or holes), bike tours, trail planning, travelling, quick path measure • garden and yard: landscape planning, grass cutting, lawn care and mowing, fencing, grass seeding. • agriculture, poultry, and farming: harvesting, fertilizing, crops (corn, wheat, maize, beet, etc.), planning and estimation, field area measure, paddocks and area fencing for cows, horses, chickens, rabbits, etc. • solar energy: area estimation for solar panels, flat roof area estimation • construction: land survey, road sealing, parking lot repairing • Forestry: objects and tree mapping, damage area estimation, measuring land area • other: pond size is measured; pole lines planning; movement tracking; get exact GPS coordinates of way-points; fence calculation; geocaching. # Learn more If you have any questions about Planimeter and its functionality, please find the How To Use Quick Guide on this page: https://www.vistechprojects.com/vistech-projects-downloads Video Demo: http://youtu.be/unjYbPCIYM0 http://youtu.be/QQMilHVD5e8 # Note: Continued use of GPS in the background can significantly reduce battery life. If you like the app and find it useful, please support us with your feedback and comments. Feel free to contact support@vistechprojects.com with any questions, comments, or bug reports.

About

oneSafe 6

Securely store all your confidential information, including passwords, photos, videos, and files, with robust encryption. Communicate ultra-securely with contacts using end-to-end encrypted messages. Offers a password generator and biometric login for easy access.

Highlights
  • High-level encryption (ChaCha20-Poly1305)
  • Secure messaging (oneSafe Bubbles)
  • Password generator
  • Biometric login
  • Ready-made templates
  • Copy and paste passwords
  • Spotlight search
Features
Read full description

FORT KNOX IN YOUR POCKET Since 2012, oneSafe secures all your confidential info: it's Fort Knox in your pocket! Use the built-in privacy and security protections of oneSafe to protect your digital life, data and communications. oneSafe is a super-secure safe that lets you store all your confidential information in one place with complete security, such as: • passwords, PIN, numbers, notes, web accounts, credit cards etc. • photos and videos • files With its sleek design and intuitive user interface you can personalize, the app is a breeze to use on your device putting all your personal information at your fingertips whenever and wherever you may happen to need it. oneSafe allows you to easily: • Secure your digital life by storing all your confidential data • Create, view and edit items and keep them well organized • Copy and paste complex usernames and passwords, including password auto-fill • Communicate ultra-securely with oneSafe Bubbles (new!) Features: • The highest level of encryption available on mobile device (ChaCha20-Poly1305), to give watertight protection from any possible cyber attack • Ready-made templates for your items • Super flexible items hierarchy • Built-in password generator to create strong passwords • Spotlight search • Biometrics login And now oneSafe Bubbles (new): • enables you to communicate with your contacts with the highest level of security (Double Ratchet algorithm) • you can seamlessly use your favorite messaging apps to send secure Bubbles messages • no backend involved, everything (included encryption) is done on-device With oneSafe, security meets simplicity in a beautifully crafted app designed to protect what matters most. Download it now and protect any hackers or wandering eyes from getting a sneak peek at your personal data! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Planimeter GPS Area Measure4 screens
oneSafe 64 screens

Verdict

The call

The clearest difference is rating: Planimeter GPS Area Measure at 4.2 against oneSafe 6's 3.8. Planimeter GPS Area Measure also leads on ratings volume (491 vs 129). On price, review sentiment, update cadence and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Planimeter GPS Area Measure sells 7 in-app purchases, starting at $4.99 per 7 days and oneSafe 6 sells 5 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Planimeter GPS Area Measure holds the better App Store score, 4.2 against 3.8. Both are backed by a comparable volume of ratings — 491 and 129 respectively. Written reviews point the same way: 53% of Planimeter GPS Area Measure's written reviews are positive against 49% of oneSafe 6's.

UpkeepUpdate frequency

Planimeter GPS Area Measure ships an update every 5 weeks, oneSafe 6 every 3 weeks. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 8 level
Planimeter GPS Area Measure versus oneSafe 6: the parameters behind the verdict, then further details
ParameterPlanimeter GPS Area MeasureoneSafe 6
PriceFreeFree
Rating4.2 (491 ratings) — better3.8 (129 ratings)
Positive reviews53.3% of reviews — better48.5% of reviews
Number of ratings491 — better129
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.4
Further details — not scored
Size30 MB176 MB
Age rating4+4+
DeveloperVisTech.Projects LLCLunabee Studio

Customer experience

Planimeter GPS Area Measure

All ratings491 ratings
Positive78.8%
Neutral6.3%
Negative14.9%
Written reviews92 reviews
Positive53.3%
Neutral8.7%
Negative38.0%

oneSafe 6

All ratings129 ratings
Positive65.9%
Neutral8.5%
Negative25.6%
Written reviews206 reviews
Positive48.5%
Neutral16.5%
Negative35.0%

User reviews

Planimeter GPS Area Measure

From 491 App Store ratings

What we love

  • 👍 Easy and intuitive to use
  • 🚀 Accurate measurements
  • 💡 Convenient way to measure areas
  • 🚀 Great for planning land projects
  • 👍 Simple and straightforward

Room to improve

  • 🔒 Requires paid subscription for full features
  • 🐛 Location detection issues
  • 🐛 Outdated satellite imagery
  • 🐛 Buggy and unstable at times
  • 👎 Difficult to use, cryptic interface

oneSafe 6

From 129 App Store ratings

What we love

  • 🚀 Secure and reliable
  • 👍 Customizable password management
  • 💡 Useful features like secure chat
  • 🔒 Robust encryption and security

Room to improve

  • 🐛 Sync issues and data loss concerns
  • 👎 Removal of popular features from previous versions
  • 💤 Slow performance and app freezes
  • 🤔 Confusing UI changes and lack of intuitiveness

Bugs and requests

Planimeter GPS Area Measure

Reported bugs

4 issues
  • Inconsistent location tracking
  • Saved files losing data/points
  • Compatibility issues with older devices
  • Freezing and crashing on some devices

Requested features

5 requests
  • Add ability to manually enter coordinates
  • Improve zoom and pin placement accuracy
  • Implement ability to delete/move pins
  • Integrate with cloud storage for file sharing
  • Add support for circular measurements

oneSafe 6

Reported bugs

4 issues
  • Migration tool not working properly
  • Incorrect password errors and permanent lockouts
  • Compatibility issues with newer iOS versions
  • Data corruption and loss during upgrades

Requested features

4 requests
  • Restore syncing across devices
  • Bring back tri-pin passcode option
  • Add alphabetical sorting and list view
  • Improve migration process from older versions

In-app purchases

7 purchases

Planimeter GPS Area Measure

Subscriptions7
  • Full Access2 variants$4.997 Days
  • Full Access$9.991 Month
  • Full Access$49.991 Year
Show 4 more
  • Full Access7 Days trial$49.991 Year
  • Full Access14 Days trial$49.991 Year
  • Full Access$99.991 Year
  • Full Access7 Days trial$99.991 Year
5 purchases

oneSafe 6

Subscriptions3
  • FRIEND (monthly)$0.991 Month
  • Every 6-month PREMIUM support$12.996 Months
  • LEGEND (yearly)$49.991 Year
One-time2
  • Equivalent of a croissant$0.99
  • Equivalent of a Breakfast$8.99

Questions

Is Planimeter GPS Area Measure free?
Planimeter GPS Area Measure is free to download, with in-app purchases available.
Is oneSafe 6 free?
oneSafe 6 is free to download, with in-app purchases available.
Which has better reviews, Planimeter GPS Area Measure or oneSafe 6?
Planimeter GPS Area Measure is rated higher. Planimeter GPS Area Measure averages 4.2 out of 5 from 491 ratings, while oneSafe 6 averages 3.8 from 129 ratings.
Do Planimeter GPS Area Measure or oneSafe 6 have ads?
Neither Planimeter GPS Area Measure nor oneSafe 6 shows ads.
Which is updated more often, Planimeter GPS Area Measure or oneSafe 6?
Planimeter GPS Area Measure ships an update every 5 weeks, and oneSafe 6 every 3 weeks. Most recently, Planimeter GPS Area Measure was updated on November 1, 2026 and oneSafe 6 on November 7, 2026.

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