Comparison

KotlinConf vs ChatSea

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

Head to head
About

KotlinConf

Access the full conference schedule, search and filter sessions, and bookmark your favorites. Get real-time updates and provide feedback on sessions.

Highlights
  • Full conference schedule access
  • Search and filter sessions
  • Bookmark favorite sessions
  • Session voting and feedback
  • Real-time organizer updates
  • Notifications for session starts
Features
Read full description

The official KotlinConf app gives you full access to the conference schedule – search sessions, filter by tags, bookmark your favorites, and get notified before they start. You can also vote and share feedback for sessions, and receive real-time updates from the organizers so you never miss a thing during the event.

About

ChatSea

Read full description

Ch@tSea combines end-to-end encrypted 1:1 messaging with trusted maritime safety information, including navigational warnings and marine protected areas displayed directly on the map. Built on international maritime standards, Ch@tSea uses device-based certificates to verify users and protect communications, ensuring privacy and authenticity by design. Whether you’re sharing messages, exchanging locations, or staying informed about safety services from trusted providers, Ch@tSea helps you communicate with confidence—ship to shore.

Screenshots

KotlinConf4 screens
ChatSea4 screens

Verdict

The call

KotlinConf and ChatSea are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

KotlinConf ships an update every 2 weeks, ChatSea every 9 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

ScorecardNo meaningful differences
KotlinConf versus ChatSea: the parameters behind the verdict, then further details
ParameterKotlinConfChatSea
PriceFreeFree
Rating3.7 (3 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings3 — better—
Update frequencyEvery 2 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone
Requires iOS16.0 — better17.5
Further details — not scored
Size40 MB41 MB
Age rating4+17+
DeveloperJetBrainsAIVeNautics Corp.

In-app purchases

None

KotlinConf

No in-app purchases

None

ChatSea

No in-app purchases

Questions

Is KotlinConf free?
KotlinConf is free to download, with no in-app purchases.
Is ChatSea free?
ChatSea is free to download, with no in-app purchases.
Do KotlinConf or ChatSea have ads?
Neither KotlinConf nor ChatSea shows ads.
Which is updated more often, KotlinConf or ChatSea?
KotlinConf ships an update every 2 weeks, and ChatSea every 9 days. Most recently, KotlinConf was updated on October 24, 2026 and ChatSea on October 25, 2026.

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