Comparison

Compass and tools App vs Concrete Estimator

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

Head to head
About

Compass and tools App

This app offers a suite of utility tools including a digital compass, level, metal detector, and flashlight. It provides easy access to device information and settings, with support for multiple languages.

Highlights
  • Digital compass with True North
  • Device level and slope angle
  • Metal detector with vibration alarm
  • Flashlight and brightness control
  • Access to device information (model, data usage, WiFi)
  • Quick access to device settings
Features
Read full description

Digital Compass helps you to make your life easier. Digital Compass has the following features - •Show True North •Show level •Show Magnetic Field Power •Show Device Slope Angle •Level Error Correction •Multiple language support By using the Tools app, you will get easy access to the following device information- • Device Model • Data Usage • WiFi • Hot Spot • Screen size • Version • UUID • Battery Percentage • Bluetooth By using the Tools app, you will get straightforward access to navigate your device settings- • WiFi • Brightness • Flashlight • Bluetooth • NFC • Data Usage • Hotspot • Sound • Location • Accessibility • Cast By using the Tools app, You will enjoy features such as Digital Compass- • Show True North • Show level • Show Magnetic Field Power • Show Device Slope Angle • Level Error Correction • Multiple language support By using the Tools app, You will enjoy features such as Metal Detector & Gold Finder- • Detect the metals around you • Digital format display • Vibration alarm when finding metals • History page- contains all your search history By using the Tools app, you can enjoy more than ten language translations to choose from, Just set your language in the app settings. By using the tools app, you will get straightforward access to navigate your device settings- • Brightness • Flashlight • Bluetooth • NFC • Data Usage • Hotspot • Sound • Location • Accessibility • Cast By using the tools app, you will enjoy features such as Digital Compass- • Show True North • Show Magnetic Field Power • Multiple language support Please contact our support for any issue, and we will be more than happy to help you. Privacy Policy: https://www.yalintech.com/privacy_policy_NFCTools.html Terms Of Use: https://www.yalintech.com/terms_of_use_NfcReader.html Our site: https://www.yalintech.com/ support: support@yalintech.com We will appreciate any positive feedback. thanks a lot!

About

Concrete Estimator

Features
Read full description

Know exactly how much concrete and material to order before the truck arrives. Concrete Estimator: Pro Tools is a fast, field-ready construction calculator for contractors, masons, estimators, landscapers, and DIY builders. Enter your measurements and get clear quantities without spreadsheets or guesswork. US CUSTOMARY BY DEFAULT Start immediately with feet, inches, square feet, cubic feet, cubic yards, pounds, and common 40 lb, 60 lb, and 80 lb bag sizes. Switch any calculation to metric whenever needed. 21 PRACTICAL CALCULATORS • Rectangular and circular slabs • Slabs from a measured area • Poured walls, strip footings, and pad footings • Circular and rectangular columns • Post holes with round or rectangular post displacement • Hollow tubes and rings • Stairs, curbs, and gutters • Rebar grids and wire mesh • Slab formwork • Block walls, block fill, and mortar bags • Aggregate and base material • Concrete mix ratios • Truckload, bag, and cost comparisons BUILT FOR REAL JOBS • Add adjustable waste or overage • See required volume and order quantity separately • Get results in cubic yards, cubic feet, and cubic meters • Estimate bags, truckloads, rebar, mesh, blocks, and more • Save estimates as offline projects • Create professional PDF reports • Share clear project summaries • Use exact unit conversions and full-precision calculations • Follow clean diagrams showing which dimensions to enter • No ads and no account required FREE TO START Pro unlocks all 21 calculators, unlimited saved projects, and PDF reports. Your projects stay stored locally on your device, so you can estimate on the jobsite even without an internet connection. IMPORTANT Results depend on the dimensions and assumptions you enter, including waste, bag yield, density, compaction, and mix factors. Confirm quantities with your supplier and local requirements before ordering. This app estimates materials; it does not provide structural design or code-compliance advice. Privacy Policy: https://mathhero.space/legal/concrete-calc/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 10 LANGUAGES Use the app in English, Spanish, French, German, Italian, Portuguese, Dutch, Japanese, Korean, or Simplified Chinese.

Screenshots

Compass and tools App4 screens
Concrete Estimator4 screens

Verdict

The call

The clearest difference is ads: Concrete Estimator at none against Compass and tools App's shown. Concrete Estimator also leads on update cadence (every 6 weeks vs every 5 months). Compass and tools App's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support 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. Compass and tools App sells 3 in-app purchases, starting at $1.99 per month and Concrete Estimator sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Compass and tools App ships an update every 5 months, Concrete Estimator every 6 weeks. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 6 level
Compass and tools App versus Concrete Estimator: the parameters behind the verdict, then further details
ParameterCompass and tools AppConcrete Estimator
PriceFreeFree
Rating4.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 5 monthsEvery 6 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size23 MB7 MB
Age rating4+4+
DeveloperYalintechManh Nguyen

In-app purchases

3 purchases

Compass and tools App

Subscriptions2
  • Monthly Subscription3 Days trial$1.991 Month
  • Yearly Subscription3 Days trial$6.491 Year
One-time1
  • One time purchase$8.99
2 purchases

Concrete Estimator

Subscriptions1
  • Weekly Pro$1.997 Days
One-time1
  • Lifetime Pro$19.99

Questions

Is Compass and tools App free?
Compass and tools App is free to download, with in-app purchases available.
Is Concrete Estimator free?
Concrete Estimator is free to download, with in-app purchases available.
Do Compass and tools App or Concrete Estimator have ads?
Compass and tools App shows ads; Concrete Estimator does not.
Which is updated more often, Compass and tools App or Concrete Estimator?
Compass and tools App ships an update every 5 months, and Concrete Estimator every 6 weeks. Most recently, Compass and tools App was updated on October 10, 2026 and Concrete Estimator on October 9, 2026.

Other comparisons