LAUNCH·INDEX

Similarity, a spiritual successor to 2000s-era OkCupid

MISCOther·HNShow HN
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Strong launch

Beat 76% of Show HN launches that day

#40 of 184 on Oct 27

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30

points · traction gained Oct 30, 16:20 UTC → Oct 31, 15:35 UTC · % shown only when the previous traction was 5+

Still tracked: re-read by each daily run while under ~168h old (window closes ~Nov 3, 16:51 UTC).

0

comments · buzz 0 in latest interval

6d

listed Oct 27, 16:51 UTC

Traction (points) over time

035Oct 28Oct 29Oct 30Oct 31ListedOct 28, 16:45 UTC · 3 points · 0 comments · 24h after listingOct 29, 16:38 UTC · 3 points · 0 comments · 48h after listingOct 30, 16:20 UTC · 3 points · 0 comments · 71h after listingOct 31, 15:35 UTC · 3 points · 0 comments · 95h after listing
4 readings (one per daily ingest run). Dots are recorded values; lines just connect them — nothing in between is measured.

Key statistics

Traction
3points
Comments
0
Rank in MISC this week
#17of 88 HN
Rank overall this week
#181of 998 HN
Sector hit rate
8.0%7/88 · 7D
Traction line
Below10+ points
First reading
3Oct 28, 16:45 UTC
Last reading
3Oct 31, 15:35 UTC
Readings
4over 95h

Grades · each graded against other Other launches from the same source

Momentum

C

+0 points

Traction gained in the latest daily interval

Better than 48% · vs 77 still-tracked Other · Show HN launches

Velocity

B

0.06 points/h

Votes per hour since listing (age capped at 48h)

Better than 70% · vs 338 Other · Show HN launches, last 30 days

Engagement

—

—

Comments per 10 points

Needs 10+ points; below that the ratio is mostly noise

Staying Power

—

—

Votes at last reading ÷ votes at first reading

Needs 10+ points and readings from two runs

Launch-day race · #40 of 184 Show HN launches on 2026-10-27

  1. #38Filmcraft3 points
  2. #39AgenticBench, 9 security tests run on 25 AI coding agents3 points
  3. #40Similarity, a spiritual successor to 2000s-era OkCupid3 points
  4. #41Instance3 points
  5. #42AperFolio3 points
All launches on 2026-10-27 →

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Discussion

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Data as of Oct 31, 2026, 3:03 PM UTC. Sector comes from keyword rules on the title and tagline and can be wrong. How it works