Comparison

CosmoVPN vs SkyLogic

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

Head to head
About

CosmoVPN

Protect your internet connection with a single tap. This app encrypts your traffic, hides your IP address, and bypasses network restrictions. It offers both free and premium plans with features like custom DNS and live chat support.

Highlights
  • One-tap connect
  • WireGuard encryption
  • Protocols for blocked networks
  • No data cap (free plan)
  • Custom DNS
  • Live chat support
Features
Read full description

CosmoVPN protects your connection with one tap. Hide your IP address, encrypt your traffic on public Wi-Fi, and stay connected on networks that block ordinary VPNs. WHY COSMOVPN - One-tap connect: we pick a fast location for you, or choose any country and city - WireGuard encryption: modern, fast and secure - Built for blocked networks: the CosmoGhost, CosmoShield and CosmoStream protocols, with "Recommended" picking one automatically - No data cap, even on the free plan - Live speed and data usage while connected, plus a built-in speed test - Favorites and search to switch locations quickly - Custom DNS (Cloudflare, Google, Quad9, AdGuard) and Child Mode for family-friendly browsing - Live chat with our support team, right in the app FREE OR PREMIUM Free: start without an account, no data cap, 1-hour sessions (reconnect anytime), with ads. Premium: no ads, Premium-only locations, longer sessions, and one subscription for multiple devices. PREMIUM SUBSCRIPTION CosmoVPN Premium is an auto-renewing subscription, available for 1 month, 6 months or 1 year. Payment is charged to your Apple ID when you confirm the purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period, and the renewal is charged within 24 hours before the period ends. You can manage or cancel it in your App Store account settings. Privacy Policy: https://cosmovpn.io/en/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Questions? Chat with us in the app or visit cosmovpn.io.

About

SkyLogic

Features
Read full description

FREE 2-Week TRIAL. NO commitment. CANCEL ANYTIME. The complete flight operations toolkit — built by pilots, for pilots. Weather briefing, dispatch, crosswind, ACN/PCN, offline hazmat decoder, and flight computer — every phase of flight covered in one app. DISPATCH — Operational Command Center The heart of SkyLogic. Enter departure, destination, and alternates — get full route weather, NOTAMs, wind analysis, and alternate window in one screen. iCloud sync between iPhone and iPad. ▸ Weather List: Color-coded METAR cards (VFR/IFR/LIFR) with wind. Build smart watchlists for Dep, Dest, and Alts with instant IATA/ICAO search. ▸ Airport Details: Live METAR/TAF/D-ATIS raw and decoded. Crosswind/headwind/tailwind per runway, ceiling and visibility in color-coded Analysis view, usable window per airport. Personal notes and favorite spots pinned to each airport. ▸ Flight Planner: Great Circle & Rhumb Line with up to 6 alternates. Day/Night terminator overlay. Unified weather briefing for your entire route. ▸ Smart NOTAMs: Critical closures in red, key info in yellow. Smart offline backup — always available in the cockpit. ▸ SIGWX Charts: Global significant weather by region and forecast time. Anticipate jet streams, frontal systems, and convective activity. ▸ World Weather Map: Live turbulence, icing, and convective zones. Tap for SIGMETs, AIRMETs, TAF/METAR, radar, and clouds. ▸ Night Block: Solar algorithm calculates exact Day vs. Night hours along your route for precise logbook entries. UN DECODER — 100% Offline Hazmat Built to IATA DGR standards. No internet required — cockpit, ramp, anywhere. ▸ UN Number lookup — instantly see if a substance is forbidden on passenger or cargo aircraft ▸ Drill Code decoder ▸ Passenger & Crew limits — resolve gate disputes in seconds FLIGHT COMPUTER ▸ Density & Pressure Altitude from OAT and QNH ▸ TAS / IAS / Mach conversion by altitude and temperature ▸ In-flight wind from GS/TAS difference ▸ Wind Correction Angle, True Heading, Ground Speed ▸ GS to IAS/TAS conversion METAR / TAF DECODER Paste any raw METAR — every token decoded line by line in plain English. Wind, visibility, clouds, QNH, RVR, and regional additions covered. ACN / PCN Extensive aircraft database covering rigid and flexible pavements. Select type, weight, and subgrade — get ACN instantly and compare against runway PCN to confirm pavement compatibility. ALTITUDE CORRECTION Cold temperature IFR corrections in seconds. Avoid dangerous approach altitude errors in ISA-low conditions — get the corrected value before you need it. CONVERTER Distance, speed, temperature, pressure, weight, volume — instant result as you type. SUNRISE / SUNSET Civil, nautical, and astronomical twilight for any coordinate and date. Imsak and Iftar times included. Night flight planning and Day/Night block calculation. TOOLBOX ▸ DME / Altitude Profile — FPA or RoD at any fix, RoD table by speed ▸ Gradient Calculator — GS + gradient → vertical speed (fpm) ▸ Hydroplaning Speed — dynamic and total from tire pressure ▸ SNOWTAM Decoder — surface condition and braking action ▸ Distance & Track — between two coordinates ▸ IGA Runway Details — Istanbul Airport CDM by flight number ▸ Reference Tables — standard atmosphere and conversion factors ▸ XWind — crosswind and headwind, knots or m/s, color-coded limits ▸ Crew Rest — minimum rest from duty times, multi-segment support ▸ Time Calc — HH:MM arithmetic with operation history PRICING All premium features free for 14 days. Choose Monthly or Annual after your trial. Cancel anytime up to 24 hours before renewal. DESIGNED FOR Airline and general aviation pilots, first officers, flight dispatchers, and flight operations officers. Professional IFR preflight briefing, hazmat reference, runway analysis, and logbook calculation — wherever you fly. One app. Every tool. Always with you.

Screenshots

CosmoVPN4 screens
SkyLogic4 screens

Verdict

The call

The clearest difference is ads: SkyLogic at none against CosmoVPN's shown. CosmoVPN's advantage is update cadence (every 9 days vs monthly) and iOS requirement (15.6 vs 17.0). On price, in-app purchases 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. CosmoVPN sells 3 in-app purchases, starting at $3.99 per month and SkyLogic sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CosmoVPN ships an update every 9 days, SkyLogic monthly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
CosmoVPN versus SkyLogic: the parameters behind the verdict, then further details
ParameterCosmoVPNSkyLogic
PriceFreeFree
Rating4.8 (87 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings87 — better—
Update frequencyEvery 9 days — betterMonthly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size101 MB16 MB
Age rating4+4+
DeveloperKNOWLEDGE SKY INVESTMENTAYLIN BICEN

In-app purchases

3 purchases

CosmoVPN

Subscriptions3
  • Monthly Premium Access$3.991 Month
  • 6-Month Premium Access$19.996 Months
  • Yearly Premium Access$29.991 Year
3 purchases

SkyLogic

Subscriptions2
  • SkyLogicPro Monthly$1.991 Month
  • SkyLogicPro Annual$19.991 Year
One-time1
  • Life Time Membership$29.99

Questions

Is CosmoVPN free?
CosmoVPN is free to download, with in-app purchases available.
Is SkyLogic free?
SkyLogic is free to download, with in-app purchases available.
Do CosmoVPN or SkyLogic have ads?
CosmoVPN shows ads; SkyLogic does not.
Which is updated more often, CosmoVPN or SkyLogic?
CosmoVPN ships an update every 9 days, and SkyLogic monthly. Most recently, CosmoVPN was updated on November 8, 2026 and SkyLogic on October 31, 2026.

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