Comparison

Constellation Survey vs Sedna Email

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

Head to head
About

Constellation Survey

Features
Read full description

An application built to ease the process of job nominations and to get updates on the survey. With Constellation Surveys, you can now nominate and track the survey being done by the nominated surveyors in real-time! Track current location, and preview photos being uploaded by the surveyors!

About

Sedna Email

Read full description

Sedna is intelligent email built for shipping. It connects the data in your inbox to the systems you already use, so your team can find what they need, move faster, and work from the same information. - Emails are automatically sorted and categorised, so nothing important gets missed - Collaborate directly in the email thread, creating one shared source of truth across your team - Personal and shared inboxes together support both private work and seamless collaboration - Emails are enriched with the data from your other systems, and can be assigned to match your existing workflows - Every email is searchable and accessible, going back through your full history

Screenshots

Constellation Survey3 screens
Sedna Email4 screens

Verdict

The call

The clearest difference is update cadence: Sedna Email at every 2 months against Constellation Survey's every 6 months. Constellation Survey's advantage is iOS requirement (12.0 vs 16.5). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Constellation Survey ships an update every 6 months, Sedna Email every 2 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard2 real differences ยท 4 level
Constellation Survey versus Sedna Email: the parameters behind the verdict, then further details
ParameterConstellation SurveySedna Email
PriceFreeFree
Update frequencyEvery 6 monthsEvery 2 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS12.0 โ€” better16.5
Further details โ€” not scored
Size21 MB49 MB
Age rating4+4+
DeveloperCONSTELLATION MARINE SERVICES (L.L.C)SEDNA SYSTEMS PTE. LTD.

In-app purchases

None

Constellation Survey

No in-app purchases

None

Sedna Email

No in-app purchases

Questions

Is Constellation Survey free?
Constellation Survey is free to download, with no in-app purchases.
Is Sedna Email free?
Sedna Email is free to download, with no in-app purchases.
Do Constellation Survey or Sedna Email have ads?
Neither Constellation Survey nor Sedna Email shows ads.
Which is updated more often, Constellation Survey or Sedna Email?
Constellation Survey ships an update every 6 months, and Sedna Email every 2 months. Most recently, Constellation Survey was updated on November 7, 2026 and Sedna Email on October 30, 2026.

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