C/OThe Companion OfficeAI companion rankings & research

Tested August 2026 · 23 apps · Methodology v0.1 · Updated 2026-08-24

Illustrative preview dataScores below are computed from a structurally complete staging dataset, not from published test findings about these products.

Replika vs Zeta

Choose Replika for Relationship; choose Zeta for Roleplay.

Cost and free limits

ObservationReplikaZeta
Tested tierpaid-standardpaid-standard
Price$11.99$15.99
Free limit19 messages per day26 messages per day
Price observed2026-08-122026-08-12

Category differences

CategoryReplikaZetaDifference
Relationship77.976.61.3
Roleplay70.781.6-10.9
Memory72.274.3-2.1
Value74.775.3-0.6

Material drawbacks

Replika

  1. Illustrative record: character fidelity scored 64/100 in the staging scenario set.
  2. Illustrative record: contradiction resistance scored 69/100 in the staging scenario set.

Zeta

  1. Illustrative record: delayed recall scored 68/100 in the staging scenario set.
  2. Illustrative record: local-language performance scored 71/100 in the staging scenario set.

Evidence dates and methodology

Replika: calculated 2026-08-24. Zeta: calculated 2026-08-24. Both sides use the us edition and methodology v0.1.

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