Comparison

I vs Altitude Pro

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

Head to head

I-GPS Official app

Track your height & speed

Free

🗺️ Navigation

No ratingsView app →

About

I

Features

Read full description

I-GPS Tracking is the login portal for clients to use I-GPS system on mobile This client app allows you to login to your tracking profile account to view your assets.

About

Altitude Pro

Features

Read full description

Altitude Pro provides real-time altitude, coordinates, and direction data based on your location. It’s the perfect tool for hikers, cyclists, pilots, and outdoor enthusiasts who want accurate altitude readings anywhere. •Real-time altitude and GPS location •Coordinate, direction, and speed tracking •Elevation relative to sea level •Minimal, battery-friendly design •Works offline Privacy Policy: https://augurozturk.dev/privacy Terms of Use: https://augurozturk.dev/terms

Screenshots

I4 screens

Altitude Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: I at none against Altitude Pro's 3. I also leads on iOS requirement (11.0 vs 17.6). Altitude Pro's advantage is update cadence (every 5 days vs every 30 months). On price, ads 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. Altitude Pro sells 3 in-app purchases, starting at $2.99 per 7 days. I asks for nothing beyond the download.

UpkeepUpdate frequency

I ships an update every 30 months, Altitude Pro every 5 days. The most recent releases landed on October 13, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 3 level

I versus Altitude Pro: the parameters behind the verdict, then further details
Parameter	I	Altitude Pro
Price	Free	Free
Update frequency	Every 30 months	Every 5 days — better
Ads	No	No
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	11.0 — better	17.6
Further details — not scored
Size	41 MB	7 MB
Age rating	4+	4+
Developer	Inventon (PTY) ltd	AHMET UGUR OZTURK

In-app purchases

None

I

No in-app purchases

3 purchases

Altitude Pro

Subscriptions3

Weekly$2.997 Days
Weekly$5.991 Month
Yıllık$19.991 Year

Questions

Is I free?

I is free to download, with no in-app purchases.

Is Altitude Pro free?

Altitude Pro is free to download, with in-app purchases available.

Do I or Altitude Pro have ads?

Neither I nor Altitude Pro shows ads.

Which is updated more often, I or Altitude Pro?

I ships an update every 30 months, and Altitude Pro every 5 days. Most recently, I was updated on October 13, 2026 and Altitude Pro on October 30, 2026.