Comparison

Kagi Summarize vs Island Mail

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

Head to head
About

Kagi Summarize

Instantly transform web articles into tailored summaries that match your reading style and preferences. Choose from multiple summary formats and languages for a personalized content experience. Optimize your reading and expand your knowledge with this intelligent content companion.

Highlights
  • Instant article summaries
  • Multiple summary formats
  • Multilingual content recreation
  • Adaptive summary lengths
  • Unique reading modes
  • Private and no telemetry
Read full description

Transform any web article into perfectly tailored summaries that match your reading style and preferences with Kagi Summarize - your content companion! Key Features: • Instant article summaries in multiple formats • Multilingual intelligent recreation of content • Adaptive summary lengths • Unique reading modes • No telemetry, 100% private Summary Styles: • Quick Snapshot • Comprehensive Overview • Bullet Point Highlights • ELI5 (Explain Like I'm 5) Multilingual Magic: • Transform any article into a culturally adapted summary in your preferred language! How It Works: • Share any web article URL from Share Sheet • Choose your preferred summary style and language • Get your perfectly tailored summary in seconds • Powered by Kagi Perfect for: • Students • Professionals • Lifelong learners • Curious minds Download now and enjoy our app free while in beta for quality summaries you can count on. Optimize your reading, expand your knowledge! Privacy policy: https://kagi.com/privacy

About

Island Mail

Manage your email efficiently with a fast, native mail app. Quickly triage your inbox with swipe gestures, compose rich text emails, and seamlessly share content to other apps or create notes and tasks. Customize themes and rules for a personalized experience.

Highlights
  • Swipe to triage emails
  • Paging swipe for quick reading
  • Rich text email composer
  • One-tap email to note/task/event
  • Customizable themes and rules
  • Unified inbox for multiple accounts
  • Private by design, no tracking or ads
Features
Read full description

Control your email. Don't let it control you. Island Mail is a fast, triage-focused, native mail app for iPhone and iPad. FLY THROUGH YOUR INBOX • Swipe to delete, archive, star, or share — right from the list. • Slide through emails like cards off a deck with a smooth paging swipe: read one, act on it, and glide to the next. • Multi-select to archive, mark, or trash in bulk — with undo. • Fast search across every account, with filters for unread, starred, and dates. A COMPOSER THAT'S POWERFUL — AND FUN • Rich text, lists, signatures, and emoji. • Full-fidelity drafts, saved automatically. • Clean, readable emails. • Playful text styles — flip it upside down, go leetspeak, and more. SHARE SUITE — PUT EVERY EMAIL WHERE IT BELONGS Turn any email into a note, task, or event in one tap: • Built-in targets: DEVONthink, Things, Fantastical, OmniFocus, Drafts, and more. • Set a reminder or add it to your calendar. • Export as PDF, text, or .eml. • Build your own targets for any app with a URL scheme. • Note and task shares carry a durable link straight back to the source email. MAKE IT YOURS • Ten beautiful themes — light, dark, and everything between. • Custom folders, rules, block-sender, and one-tap unsubscribe. WORKS WITH YOUR ACCOUNTS • Gmail, iCloud, Outlook / Office 365, Fastmail, and any IMAP account. • Multiple accounts with a unified inbox. • Native iPhone and iPad layouts — made for iPad, not stretched to fit. PRIVATE BY DESIGN • Your credentials live only in the iOS Keychain. • No tracking, no ads, no data collection. Your mail is yours. FREE TO USE Island Mail is free for everyday email. The Share Suite — one-tap sharing to your favorite apps and your own custom targets — includes a free 7-day trial, then a single one-time purchase to unlock.

Screenshots

Kagi Summarize4 screens
Island Mail4 screens

Verdict

The call

The clearest difference is in-app purchases: Kagi Summarize at none against Island Mail's 1. Kagi Summarize also leads on ratings volume (25 vs 1) and iOS requirement (18.0 vs 26.5). Island Mail's advantage is rating (5.0 vs 4.8) and review sentiment (100% vs 91%). 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. Island Mail sells 1 one-off in-app purchase. Kagi Summarize asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Island Mail holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Kagi Summarize has 25 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Kagi Summarize's written reviews are positive against 100% of Island Mail's.

UpkeepUpdate frequency

Kagi Summarize ships an update every 10 days, Island Mail weekly. Both last shipped on October 16, 2026.

Scorecard6 real differences · 4 level
Kagi Summarize versus Island Mail: the parameters behind the verdict, then further details
ParameterKagi SummarizeIsland Mail
PriceFreeFree
Rating4.8 (25 ratings)5.0 (1 ratings) — better
Positive reviews90.9% of reviews100.0% of reviews — better
Number of ratings25 — better1
Update frequencyEvery 10 daysWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS18.0 — better26.5
Further details — not scored
Size33 MB21 MB
Age rating12+4+
DeveloperKagi Inc.WiredIsle LLC

Customer experience

Kagi Summarize

All ratings25 ratings
Positive96.0%
Neutral0.0%
Negative4.0%
Written reviews11 reviews
Positive90.9%
Neutral0.0%
Negative9.1%

Island Mail

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Kagi Summarize

No in-app purchases

1 purchases

Island Mail

One-time1
  • Share Suite$14.99

Questions

Is Kagi Summarize free?
Kagi Summarize is free to download, with no in-app purchases.
Is Island Mail free?
Island Mail is free to download, with in-app purchases available.
Which has better reviews, Kagi Summarize or Island Mail?
Island Mail is rated higher. Kagi Summarize averages 4.8 out of 5 from 25 ratings, while Island Mail averages 5.0 from 1 ratings.
Do Kagi Summarize or Island Mail have ads?
Neither Kagi Summarize nor Island Mail shows ads.
Which is updated more often, Kagi Summarize or Island Mail?
Kagi Summarize ships an update every 10 days, and Island Mail weekly. Most recently, Kagi Summarize was updated on October 16, 2026 and Island Mail on October 16, 2026.

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