Comparison

Sky Map vs The Options Guide

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

Head to head
About

Sky Map

Identify stars, planets, and constellations by pointing your device at the sky. Offers offline functionality, multiple visual styles, and real-time ISS and meteor shower tracking. Includes Apple Watch and widget support.

Highlights
  • Live star and planet identification
  • Offline functionality
  • ISS and meteor shower tracking
  • Multiple visual sky styles
  • Apple Watch integration
  • 13 customizable widgets
  • 100% red night mode
Features
Read full description

Point your phone at the sky — and know. Sky Map identifies every star, planet, constellation and deep-sky object you point at, instantly and fully offline. 115,000+ real stars and all 88 constellations render at buttery frame rates, aligned to your exact horizon. FIRST ON THE APP STORE • ISS Pass Live Activity — a countdown and pass arc right on your Lock Screen and Dynamic Island. Never miss a flyover again. • Meteor-shower peak nights and darkness countdowns as Live Activities too. THE SKY, YOUR WAY — 8 STYLES Realistic, Chart, Atlas (engraved gold), Red Night, Astro-photo, Aurora, Ink & Paper, Minimal Mono. Your chosen look follows you across the app, all 13 widgets and Apple Watch. BUILT FOR REAL NIGHTS • True 100% red night mode — protects your dark adaptation on every screen • Stargazing Index: one 0–10 score from clouds, Moon and light pollution • Drag-to-align compass correction + magnetic-interference detection • Stars twinkle. Planets don't. (That's real physics — and how you tell them apart.) ON YOUR WRIST Wrist-guided ISS spotting with a live bearing ring, a whole-sky dial, a solar-system orrery you can scrub through time, and Smart Stack complications that surface exactly at dusk. 13 WIDGETS Live sky chart, 360° horizon panorama, Moon phase calendar, solar system now, constellation of the day, aurora Kp index, the Sun live from NASA SDO, event countdowns with a one-tap reminder bell, and a red Nightstand mode for StandBy. HONEST BY DESIGN • Works 100% offline — airplane mode, backcountry, anywhere • No account. Your location never leaves your device. • The free tier stays free, forever. Premium adds depth: the 115,000-star deep catalog, 450+ NGC/IC objects, satellites, comets, event reminders, observation lists with FREE iCloud sync, and every style. The sky is out tonight. Go look up. For more information, please see our Privacy Policy and Terms of Use. • Terms of use: https://deeplyai.app/terms.html • Privacy policy: https://deeplyai.app/privacy.html Support & Contact Need help? • Rate us! Got feedback? info@deeplyai.app

About

The Options Guide

Features
Read full description

Understand options, explore strategies, and see how an example position behaves as the underlying price changes. The Options Guide brings its learning library and interactive calculators to iPhone and iPad. Start with the basics, study a strategy, then try its example in a payoff calculator. LEARN AT YOUR OWN PACE Browse 774 bundled articles covering options, futures and related markets. Follow an eight-lesson foundation, search the guide, bookmark useful articles, and keep track of completed lessons. The reading library works offline. EXPLORE 87 STRATEGIES Browse strategies by bullish, bearish or neutral outlook. Filter by risk, read explanations and study payoff diagrams. Move directly from a strategy article into its calculator example. MAKE EXAMPLES YOUR OWN Adjust option legs, premiums, strikes, position size and fees. Inspect modeled profit and loss, maximum risk and reward, and break-even values where defined. Save scenarios on your device and return to them later. TOOLS FOR UNDERSTANDING Estimate theoretical option prices and Greeks, or compare position size with a risk budget. Enter numbers and arithmetic using the built-in calculator keypad. Tools marked Website open separately and require an internet connection. BUILT FOR READING Choose light or dark appearance, enlarge article text, explore tables and diagrams, and share article links. No account is required. Your bookmarks, reading progress and saved scenarios stay on your device. For education only. Examples and calculations are illustrative, not investment advice, live market quotes or an offer to trade. Results depend on the assumptions entered; some historical examples and market information may be dated. Options and futures involve risk.

Screenshots

Sky Map4 screens
The Options Guide4 screens

Verdict

The call

The clearest difference is in-app purchases: The Options Guide at none against Sky Map's 4. The Options Guide also leads on ads (none vs shown) and iOS requirement (16.0 vs 18.6). 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. Sky Map sells 4 in-app purchases, starting at $1.99 per 7 days. The Options Guide asks for nothing beyond the download.

Scorecard3 real differences · 6 level
Sky Map versus The Options Guide: the parameters behind the verdict, then further details
ParameterSky MapThe Options Guide
PriceFreeFree
Rating4.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS18.616.0 — better
Further details — not scored
Size52 MB13 MB
Age rating4+4+
DeveloperDEEPLY AIHandy Apps Pte Ltd

In-app purchases

4 purchases

Sky Map

Subscriptions3
  • Sky Map Premium Weekly$1.997 Days
  • Sky Map Premium Monthly$5.991 Month
  • Sky Map Premium Yearly$24.991 Year
One-time1
  • Sky Map Premium Lifetime$79.99
None

The Options Guide

No in-app purchases

Questions

Is Sky Map free?
Sky Map is free to download, with in-app purchases available.
Is The Options Guide free?
The Options Guide is free to download, with no in-app purchases.
Do Sky Map or The Options Guide have ads?
Sky Map shows ads; The Options Guide does not.

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