Best apps like TARRAN

7+ similar apps compared and reviewed

3.0 avg rating
6 free apps
Updated September 2026

TARRAN is great, but it's not the only option. Explore 7+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to TARRAN

River Ruler: Length & Map#3

River Ruler: Length & Map by Alex Pupko

Kayak, hiking & world rivers
Worth Considering
✈️ Travel
3.0(2 ratings)
FreeIn-App Purchases
River Ruler: Length & Map screenshot 1
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River Ruler: Length & Map screenshot 6

Measure river lengths precisely by following the actual riverbed, not a straight line. Get detailed trip data like flow, gradient, and estimated travel times for various watercraft and on foot. Export your measurements in multiple formats for GPS devices and mapping software.