Comparison

DBHam vs Max Calc

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

Head to head
About

DBHam

Calculate the distance and bearing between two locations using the Maidenhead grid system. Originally designed for amateur radio operators, it helps determine proximity and direction to other radio enthusiasts.

Highlights
  • Calculate distance
  • Calculate bearing
  • Maidenhead grid system
  • Amateur radio focused
  • Location annotation
Features
Read full description

Compute distance and bearing using Maidenhead location. This was originally intended for use by amateur radio operators who participate in microwave communications however it can be used by any ham in order to determine a distance and bearing to another radio amateur. If you want to see maps of the source and target with annotations and overlays as well as be able to touch the map to determine the grid at a particular point, then take a look at our App: DBHamPlus.

About

Max Calc

This app offers a versatile calculation suite, combining standard, scientific, developer, and accounting functions. It also includes a unit converter and tools for health and date calculations, all within a user-friendly interface.

Highlights
  • Standard and Scientific Calculator
  • Developer Calculator (hex, binary)
  • Accounting Calculator
  • 130+ Unit Converter
  • Body and Date/Time Calculator
  • History tracking
  • Customizable result formatting
Features
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Max Calc: Your All-in-One Calculator App Max Calc is more than just a calculator; it's a comprehensive toolset designed to simplify your calculations across various domains. With its six-in-one functionality, you can effortlessly handle everything from basic arithmetic to complex scientific computations, developer-specific tasks, financial calculations, unit conversions, and even personal health metrics. Key features include: * Standard and Scientific Calculator: Perform basic and advanced calculations with ease. * Developer Calculator: Work with hexadecimal, binary, and 7-64 bit numbers, along with integer/real number CPU representation and signed/unsigned arithmetic. * Accounting Calculator: Tackle financial calculations with dedicated functions. * 130+ Unit Converter: Convert between various units of measurement effortlessly. * Body and Date/Time Calculator: Calculate BMI, age, and more. Max Calc is designed with simplicity in mind, providing a user-friendly interface without compromising on functionality. Enjoy features like memory storage, history tracking, customizable result formatting, and more.

Screenshots

DBHam1 screens
Max Calc4 screens

Verdict

The call

The clearest difference is review sentiment: Max Calc at 100% against DBHam's 40%. Max Calc also leads on rating (5.0 vs 2.7) and update cadence (every 9 days vs every 29 months). DBHam's advantage is in-app purchases (none vs 2) and ratings volume (3 vs 1). On price, ads, monetization model 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. Max Calc sells 2 one-off in-app purchases. DBHam asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Max Calc holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 40% of DBHam's written reviews are positive against 100% of Max Calc's.

UpkeepUpdate frequency

DBHam ships an update every 29 months, Max Calc every 9 days. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

Scorecard6 real differences · 4 level
DBHam versus Max Calc: the parameters behind the verdict, then further details
ParameterDBHamMax Calc
PriceFreeFree
Rating2.7 (3 ratings)5.0 (1 ratings) — better
Positive reviews40.0% of reviews100.0% of reviews — better
Number of ratings3 — better1
Update frequencyEvery 29 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.3 — better17.0
Further details — not scored
Size12 MB8 MB
Age rating4+4+
DeveloperThomas SullivanAnatolii Mazkun

Customer experience

DBHam

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

Max Calc

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

DBHam

No in-app purchases

2 purchases

Max Calc

One-time2
  • 5 days Free Using All PremiumFree
  • Premium features$4.99

Questions

Is DBHam free?
DBHam is free to download, with no in-app purchases.
Is Max Calc free?
Max Calc is free to download, with in-app purchases available.
Which has better reviews, DBHam or Max Calc?
Max Calc is rated higher. DBHam averages 2.7 out of 5 from 3 ratings, while Max Calc averages 5.0 from 1 ratings.
Do DBHam or Max Calc have ads?
Neither DBHam nor Max Calc shows ads.
Which is updated more often, DBHam or Max Calc?
DBHam ships an update every 29 months, and Max Calc every 9 days. Most recently, DBHam was updated on October 12, 2026 and Max Calc on October 16, 2026.

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