Comparison

Time Calculator Premium vs Altly

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

Head to head
About

Time Calculator Premium

Easily add and subtract hours and minutes without complex conversions. This app remembers your calculations and allows for large hour amounts, plus decimal conversion. The premium version offers multiplication and division of time values.

Highlights
  • Add and subtract hours/minutes
  • Decimal time conversion
  • Save calculations
  • Multiply/divide time values
  • Ad-free experience
Features
Read full description

Our calculator is designed to help you add and subtract hours and minutes rapidly and without going into complicated conversions. Handy and user friendly, you will be able to see your calculations as you write them down and thus not loosing the thread during long additions. The App keeps all your calculations in memory after closing it. You can calculate up to hundreds of thousands of hours. You can easily convert hours in decimal for instance 2h30 = 2,5 With this Premium version you will also be able to divide and multiply your hours and minutes. The Premium version doesn’t have any adds.

About

Altly

Instantly view your current altitude and elevation with a clean, modern interface. It also displays your location on a map, coordinates, place name, and nearby peaks. Supports Apple Watch and unit switching for global usability.

Highlights
  • Live altitude and elevation
  • Map view with location and coordinates
  • Nearby peaks identification
  • Meters/feet unit switching
  • Apple Watch app and complications
  • VoiceOver and Dynamic Type support
Features
Read full description

Altly is a simple and beautifully designed indie app that lets you check your current altitude in real time. Open the app and instantly see your elevation with a clean, modern interface built to stay focused on what matters. The background subtly changes with altitude, giving the app a more immersive feel while keeping everything easy to read. When you need more context, Altly can also show your location on a map, along with your coordinates, place name through reverse geocoding, and nearby peaks when you are close to a known summit. Altly includes an Apple Watch app with complications, so you can check your altitude right from your wrist or glance at it directly from your watch face. You can also switch between meters and feet, making Altly useful wherever you are. Built with care and accessibility in mind, Altly supports VoiceOver and Dynamic Type, and contains no ads. Features • Live altitude and elevation • Precision indicator • Switch between meters and feet • Map view with current location • Coordinates display • Place name with reverse geocoding • Nearby peaks on the map • Apple Watch app included • Apple Watch complications • Clean, minimalist, modern interface • Dynamic background based on altitude • VoiceOver and Dynamic Type support • No ads Altly is an independent app made to be simple, useful, and pleasant to use.

Screenshots

Time Calculator Premium4 screens
Altly3 screens

Verdict

The call

The clearest difference is update cadence: Altly at fortnightly against Time Calculator Premium's every 6 months. Altly also leads on price ($1.99 vs $3.99). Time Calculator Premium's advantage is iOS requirement (15.6 vs 26.0). On review sentiment, ads, in-app purchases and monetization model 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

Time Calculator Premium costs $3.99 and Altly $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Time Calculator Premium ships an update every 6 months, Altly fortnightly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Time Calculator Premium versus Altly: the parameters behind the verdict, then further details
ParameterTime Calculator PremiumAltly
Price$3.99$1.99 — better
Rating4.6 (10 ratings) — better—
Positive reviews68.8% of reviews — better66.7% of reviews
Number of ratings10 — better—
Update frequencyEvery 6 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS15.6 — better26.0
Further details — not scored
Size5 MB42 MB
Age rating4+4+
DeveloperAdrien BrecheteauBenjamin GODARD

Customer experience

Time Calculator Premium

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews48 reviews
Positive68.8%
Neutral12.5%
Negative18.8%

Altly

Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

Time Calculator Premium

No in-app purchases

None

Altly

No in-app purchases

Questions

Is Time Calculator Premium free?
Time Calculator Premium costs $3.99, with no in-app purchases.
Is Altly free?
Altly costs $1.99, with no in-app purchases.
Do Time Calculator Premium or Altly have ads?
Neither Time Calculator Premium nor Altly shows ads.
Which is updated more often, Time Calculator Premium or Altly?
Time Calculator Premium ships an update every 6 months, and Altly fortnightly. Most recently, Time Calculator Premium was updated on November 2, 2026 and Altly on November 5, 2026.

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