Comparison

Altimeter vs iDive

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

Head to head
About

Altimeter

This app provides real-time altitude, atmospheric pressure, and location data. It includes a compass, speedometer, pedometer, weather updates, and tools like binoculars, a flashlight, and SOS functionality for outdoor activities and daily use.

Highlights
  • Real-time altimeter and barometer
  • GPS compass and speedometer
  • Pedometer and step counter
  • Weather updates and 2-week forecast
  • Digital binoculars and flashlight
  • SOS function with coordinates
  • Map tracking and location marking
Features
Read full description

Your complete altitude toolkit. Real-time elevation, weather forecasts, precision compass, activity tracking, altitude camera, and SOS -- all in one app. Whether you're summiting a peak or checking pressure before a storm rolls in, Altimeter gives you the instruments you need -- core features work without a signal. [ALTIMETER & ELEVATION] - GPS + barometer dual-sensor fusion for higher accuracy - Works offline -- mountains, deserts, backcountry, no signal needed - Record elevation sessions with live altitude charts - Altitude tier display: lowland - highland - treeline - alpine - extreme - Helpful for altitude-sensitive conditions like COPD and asthma [WEATHER] Not found in other altimeters - Current temperature, wind speed, humidity, UV index, visibility, cloud cover - Hourly forecast + 16-day daily forecast - Severe weather alerts for mountain safety [COMPASS & NAVIGATION] - Magnetic and true north modes, bearing lock, sun compass - GPS coordinates in DMS, DDM, or decimal format - Magnetic declination auto-calculated [ACTIVITY TRACKING] Not found in other altimeters - Steps, distance, floors, calories, active minutes - Daily streaks, monthly summaries, expedition badges - Personalized insights and active hours breakdown [MORE TOOLS] - Mark Location -- save any spot, navigate back with AR, radar and map - Binoculars -- high-quality zoom with multiple frame styles - SOS -- one-tap send your coordinates to emergency contacts - Flashlight -- quick illumination outdoors at night [UPGRADE TO PRO] Unlock everything: extended forecasts, advanced compass, full activity analytics with streaks and badges, elevation landmarks, milestone progress, altitude alerts, and ad-free experience. Choose weekly, annual, or lifetime access. Available in English, German, Spanish, French, Italian, Japanese, Korean, Simplified Chinese, and Traditional Chinese. - Privacy Policy: https://enacti.com/altimeter/privacy-policy.html - Terms : https://enacti.com/altimeter/terms-and-conditions.html

About

iDive

Features
Read full description

iDive将帮助您轻松规划和管理您的潜水之旅。通过交互式地图,您可以快速找到最佳的潜水地点,并获得详细的潜水点信息。记录您的潜水日志、分享您的照片和视频,与其他潜水者建立联系。下载iDive,与全球潜水社区一起探索无尽的水下世界!"

Screenshots

Altimeter4 screens
iDive4 screens

Verdict

The call

The clearest difference is in-app purchases: iDive at none against Altimeter's 7. iDive also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price 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. Altimeter sells 7 in-app purchases, starting at $9.99 per 7 days. iDive asks for nothing beyond the download.

UpkeepUpdate frequency

Altimeter ships an update every 4 months, iDive every 3 weeks. The most recent releases landed on November 5, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 6 level
Altimeter versus iDive: the parameters behind the verdict, then further details
ParameterAltimeteriDive
PriceFreeFree
Rating4.6 (8.5K ratings) — better—
Positive reviews58.1% of reviews—
Number of ratings8.5K — better—
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS16.012.0 — better
Further details — not scored
Size38 MB53 MB
Age rating4+17+
DeveloperGaurav Babbar庆西 胡

Bugs and requests

Altimeter

Reported bugs

5 issues
  • Compass not working correctly in certain regions
  • Pedometer not recording steps accurately
  • Paid upgrades not unlocking all pro features
  • Frequent app crashes and freezes
  • Settings not saving properly

Requested features

5 requests
  • Option to adjust step length
  • Ability to track past distance/activity data
  • Apple Watch support
  • More customization options
  • Improved weather forecasting

iDive

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Altimeter

Subscriptions2
  • Altimeter Pro Weekly Subscription$9.997 Days
  • Altimeter Pro Annual Subscription$49.991 Year
One-time5
  • Altimeter Weather Pro$1.99
  • Altimeter Binoculars Pro$1.99
  • Altimeter Map Pro$2.99
Show 2 more
  • Altimeter Pedometer Pro$2.99
  • Altimeter Pro$99.99
None

iDive

No in-app purchases

Questions

Is Altimeter free?
Altimeter is free to download, with in-app purchases available.
Is iDive free?
iDive is free to download, with no in-app purchases.
Do Altimeter or iDive have ads?
Altimeter shows ads; iDive does not.
Which is updated more often, Altimeter or iDive?
Altimeter ships an update every 4 months, and iDive every 3 weeks. Most recently, Altimeter was updated on November 5, 2026 and iDive on November 4, 2026.

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