OtterSec vs Koinly

Overview

OtterSec OtterSec is one of the most respected security auditing firms in the Solana ecosystem, having audited critical infrastructure including Wormhole, Solana Program Library, Marinade, and dozens of top De... Koinly Koinly is a crypto tax reporting and portfolio management platform that supports Solana wallet imports, SPL token tracking, and DeFi activity categorization. It automatically calculates capital gains,...

Community Ratings

Koinly is rated higher by the MadeOnSol community with 4.3/5 stars across 3 reviews, compared to 4.0/5 for OtterSec (1 review). That said, ratings only tell part of the story — what matters most is which tool fits your specific workflow.

Pricing & Value

OtterSec uses a paid model, while Koinly is freemium.

Key Features

OtterSec offers 5 features including Comprehensive Solana smart contract and program audits, Deep expertise in Rust, Anchor, and native Solana programs, Post-audit monitoring and incident response support, and 2 more. Koinly counters with 5 features including Automatic Solana wallet import and transaction categorization, Capital gains/loss calculation for SOL and SPL tokens, DeFi, staking, and airdrop income tracking, and 2 more. The right choice depends on which specific features matter for your use case — check the individual review pages for full breakdowns.

Reliability & Health

We monitor both tools around the clock for uptime, SSL validity, and response times. OtterSec currently has a healthy health status with 100.0% uptime over the last 30 days. Koinly is rated healthy with 100.0% uptime. For any tool you trust with your funds, trades, or yield, uptime and speed are non-negotiable.

Strengths

OtterSec's key strengths include gold-standard reputation — audit by ottersec signals serious security commitment, deepest solana-specific expertise of any audit firm, track record includes the most critical solana infrastructure. Koinly stands out for most comprehensive solana defi tax coverage available, automatic transaction matching reduces manual work, multi-country tax report generation from one platform.