Comparison

Comet vs MarinCompass

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

Head to head
About

Comet

This AI-powered browser serves as a personal assistant, enhancing focus and streamlining workflows. It offers unified AI search, instant context, and automation across websites for tasks like summarizing, shopping, scheduling, and research.

Highlights
  • Unified AI search
  • Instant context and automation
  • Summarize, shop, schedule, research
  • Personalized workflow adaptation
  • Tab and inspiration management
Features
Read full description

Comet is an AI-powered browser that acts as a personal assistant and thinking partner. Boost your focus, streamline your workflow, and turn curiosity into momentum. · Unified AI search, instant context, and automation across every site. Summarize, shop, schedule, and research—directly in the browser. · Enjoy the web and let the AI assistant handle your chores · Do everything on your to-do list faster with Comet · Comet adapts to how you think and work, learning your habits to keep you organized. Never lose track of tabs or inspiration. Terms of Service: https://www.perplexity.ai/tos Privacy Policy: https://www.perplexity.ai/privacy

About

MarinCompass

Features
Read full description

MarinCompassは、iPhoneの磁気センサーによる磁気方位を大きく見やすく表示するシンプルなコンパスアプリです。 端末を船首方向へ正しく固定して使用すると、現在の向きに応じた方位角と方位記号を確認できます。文字盤は滑らかに回転し、縦向き・横向きの画面に対応しています。 主な機能 ・0〜359°の磁気方位表示 ・N、NE、E、SE、S、SW、W、NWの方位表示 ・縦向き・横向き対応 ・方位センサーが利用できない場合の「No signal」表示 ・位置情報の許可状態と方位精度の表示 ・画面表示中のスリープ抑制 ご注意 このアプリはiPhoneの磁気センサーによる方位を表示します。GPSの進行方向(COG)は使用しません。 船体の金属、電源ケーブル、モーター、スピーカー、無線機などの近くでは磁気方位が乱れる場合があります。 本アプリは航海用機器ではなく、航行の安全や方位の正確性を保証するものではありません。

Screenshots

Comet4 screens
MarinCompass3 screens

Verdict

The call

The clearest difference is in-app purchases: MarinCompass at none against Comet's 3. On price, update cadence, 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. Comet sells 3 in-app purchases, starting at $20.00 per month. MarinCompass asks for nothing beyond the download.

UpkeepUpdate frequency

Comet ships an update every 8 days, MarinCompass weekly. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
Comet versus MarinCompass: the parameters behind the verdict, then further details
ParameterCometMarinCompass
PriceFreeFree
Rating4.7 (7.8K ratings) — better—
Positive reviews65.3% of reviews—
Number of ratings7.8K — better—
Update frequencyEvery 8 daysWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size291 MB1 MB
Age rating17+4+
DeveloperPerplexity AI, Inc.YOSHIKAZU OHORI

In-app purchases

3 purchases

Comet

Subscriptions3
  • Perplexity Pro$20.001 Month
  • Perplexity Pro$200.001 Year
  • Perplexity Max$200.001 Month
None

MarinCompass

No in-app purchases

Questions

Is Comet free?
Comet is free to download, with in-app purchases available.
Is MarinCompass free?
MarinCompass is free to download, with no in-app purchases.
Do Comet or MarinCompass have ads?
Neither Comet nor MarinCompass shows ads.
Which is updated more often, Comet or MarinCompass?
Comet ships an update every 8 days, and MarinCompass weekly. Most recently, Comet was updated on November 11, 2026 and MarinCompass on October 31, 2026.

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