Skip to content
HodlCue

Head-to-head

Fyn (formerly BearTax) vs koinx

8.40
  • Supports automated CSV and API data ingestion across major centralized exchanges and onchain wallets.
  • Provides enterprise grade double entry ledger bookkeeping alongside consumer capital gains calculations.
  • Generates downloadable IRS Form 8949 and standard accounting software export files.
vs
8.30
  • Direct API and CSV integration with hundreds of centralized exchanges, wallets, and decentralized protocols
  • Read-only non-custodial access parameters that do not require withdrawal or trading permissions
  • Automated classification support for staking rewards, airdrops, mining income, and decentralized finance transactions
  • Fyn (formerly BearTax) for Active cryptocurrency traders, Web3 native businesses, and accounting professionals who need multi exchange transaction reconciliation and automated tax reporting.; koinx for Crypto investors and active traders seeking automated transaction imports, capital gains calculations, and region-aligned tax reporting tools..

See the category overview

Fyn (formerly BearTax) vs koinx
FeatureFyn (formerly BearTax)koinx
Overall rating8.408.30
Best forActive cryptocurrency traders, Web3 native businesses, and accounting professionals who need multi exchange transaction reconciliation and automated tax reporting.Crypto investors and active traders seeking automated transaction imports, capital gains calculations, and region-aligned tax reporting tools.
Maker/taker feeNot recordedNot recorded
Supported coinsNot recordedNot recorded
KYC requiredNot recordedNot recorded
Primary familytax-softwaretax-software

Our take

Fyn (formerly BearTax)

Fyn, which previously operated under the name BearTax, delivers a structured platform designed to resolve complex cryptocurrency tax reporting and Web3 accounting challenges. The software emphasizes high volume transaction ingestion, connecting directly to exchanges, custodial accounts, and self custody blockchain addresses. By automating the normalization of trading, staking, mining, and transfer activity, Fyn simplifies the creation of tax forms such as IRS Form 8949. While the software provides clear reporting workflows and custom ledger integration for corporate accounting teams, individual users with occasional trading activity might find the tiered transaction limits restrictive. Fyn serves as a reliable calculation engine for users seeking transparent audit trails, provided they are prepared to review and classify unusual onchain transfers manually.

koinx

KoinX delivers a structured tax calculation and portfolio monitoring platform designed for digital asset holders navigating complex accounting obligations. By connecting directly to custodial exchanges, hardware wallets, and smart contracts via read-only APIs and CSV uploads, the software automates the aggregation of trades, transfers, staking rewards, and capital gains. The user interface simplifies transaction classification, allowing traders to reconcile transfers across multiple venues without exposing private keys or custody controls.

While KoinX provides solid tax computation frameworks, prospective subscribers must evaluate transaction limits and jurisdictional rules. Tiered pricing scales with overall trade volume, which can increase annual software costs for high-frequency decentralized finance participants. Overall, KoinX offers practical value for retail and professional users who require automated ledger reconciliation, though edge-case on-chain activities still necessitate occasional manual oversight and validation.

Pros and cons

Fyn (formerly BearTax)

Pros

  • Supports automated CSV and API data ingestion across major centralized exchanges and onchain wallets.
  • Provides enterprise grade double entry ledger bookkeeping alongside consumer capital gains calculations.
  • Generates downloadable IRS Form 8949 and standard accounting software export files.

Cons

  • Tiered annual pricing scales sharply as yearly transaction volume increases.
  • Complex DeFi interactions and custom smart contracts may require manual transaction categorization.

koinx

Pros

  • Direct API and CSV integration with hundreds of centralized exchanges, wallets, and decentralized protocols
  • Read-only non-custodial access parameters that do not require withdrawal or trading permissions
  • Automated classification support for staking rewards, airdrops, mining income, and decentralized finance transactions

Cons

  • Tiered subscription pricing scales upward as annual transaction counts and wallet imports increase
  • Complex decentralized finance interactions and custom smart contracts may require manual transaction categorization
  • Jurisdiction-specific reporting depth varies outside core markets such as India, Australia, and the United States

Tax engine capabilities and asset tracking

Fyn (formerly BearTax)

Fyn functions as a non custodial tax reporting suite and institutional digital asset accounting platform. The system operates by processing read only transaction data across hundreds of digital assets, fiat pairs, and cross chain protocols. Users connect their centralized exchange accounts via read only API keys or upload historical trade histories using standard CSV files. The platform also reads public wallet addresses directly across networks including Bitcoin, Ethereum, and major layer two ecosystems.

Once transaction histories are imported, Fyn applies standardized cost basis accounting methodologies such as first in first out, last in first out, and highest in first out. The software identifies internal transfers between user owned accounts to avoid triggering accidental taxable events. For businesses and decentralized organizations, Fyn extends beyond personal capital gains reporting by supporting double entry bookkeeping, chart of accounts customization, and enterprise resource planning software synchronization. Complex decentralized finance actions, including liquidity pool provisioning and wrapped token staking, are ingested into the dashboard for user verification and cost basis assignment.

koinx

KoinX functions primarily as an automated accounting and compliance engine for cryptocurrency portfolios. The software aggregates historical trade activity across a broad selection of centralized exchanges, self-custody wallet addresses, and decentralized finance protocols. Users can connect accounts using automated read-only API synchronizations or by uploading standardized spreadsheet records. Once imported, the internal ledger normalizes cross-platform transfers, recognizing internal wallet movements to prevent false taxable event triggers.

The platform supports diverse asset classes, ranging from spot cryptocurrencies and stablecoins to non-fungible tokens, wrapped tokens, and liquidity pool positions. In addition to basic buy and sell transactions, KoinX categorizes income-generating events such as mining yields, staking rewards, decentralized lending interest, hard forks, and airdrops. Portfolio analytics dashboards provide real-time valuation metrics, cost basis summaries, and unrealized gain or loss projections across all connected venues.

For tax preparation, the system generates comprehensive summary schedules and itemized reports aligned with specific national tax frameworks, including capital gains summaries, business income allocations, and tax-deductible expense ledgers. Professional accounts allow tax consultants and accountants to manage multiple client files from a unified administrative console, streamlining data audits and custom rule configurations.

Subscription tiers and transaction pricing

Fyn (formerly BearTax)

Fyn structures its commercial pricing around annual subscription tiers based on the total number of transactions processed within a specific tax year. Unlike trading venues or payment brokers, the software does not take spreads, handle user funds, or assess withdrawal fees. Instead, costs are determined entirely by the operational scale of the user portfolio and the depth of reporting functionality required.

Basic consumer plans cater to casual investors with limited annual transaction counts, unlocking standard Form 8949 generation and basic audit logs. Higher tier individual plans expand transaction caps to accommodate high frequency trading, automated bot activity, and extensive decentralized exchange operations. For corporate clients, Web3 startups, and accounting firms, Fyn provides specialized enterprise licenses. These business packages incorporate advanced ledger integrations, multi entity support, team access controls, and custom data mapping tools. Users should assess their lifetime trade frequency before selecting a plan, as exceeding a tier threshold requires an account upgrade to generate final reports.

koinx

KoinX operates on a tiered annual software subscription model based primarily on the total number of transactions processed within a given tax year. The platform frequently offers entry-level or free tiers designed for casual investors with minimal annual transaction volume, allowing users to test interface features and verify wallet connections before purchasing a full reporting package.

As trading activity increases, users transition into paid tiers that accommodate higher transaction thresholds, extending from hundreds of trades to tens of thousands of complex records. Higher subscription tiers typically unlock advanced reporting exports, priority customer assistance, multi-year historical data retention, and professional accounting review features. Because subscription pricing is tied directly to volume, high-frequency bot traders and active decentralized finance users must calculate their expected transaction counts to budget accurately.

Payment for software licenses is conducted through standard fiat payment channels, digital wallets, or payment gateways depending on the user's geographic region. The software does not take custody of trading balances, charge exchange spreads, or impose asset withdrawal fees, as all underlying trade settlements remain strictly within the user's independent exchange accounts or self-custody wallets.

Data security and permission boundaries

Fyn (formerly BearTax)

Because Fyn operates purely as an analytics and tax calculation service, it never takes custody of digital asset balances or manages private keys. Security parameters center entirely on protecting imported financial records and establishing strict external access permissions. Centralized exchange connections require read only API credentials, directing account holders to disable withdrawal, transfer, and trading permissions during key setup. This architectural boundary prevents the software from initiating unauthorized transactions or affecting external exchange account balances. Read only ingestion is intended to support that account data access remains purely diagnostic and administrative throughout the reporting period.

Data transmissions between client browsers, external blockchain nodes, and processing servers rely on standard transport layer security encryption protocols. Stored financial records, API secrets, and generated tax schedules reside within encrypted cloud database environments protected by continuous perimeter monitoring. User profiles incorporate multi factor authentication controls to prevent unauthorized access to sensitive financial summaries and tax identification numbers. The platform parses public blockchain ledger histories directly without requesting smart contract write permissions or seed phrases, which eliminates smart contract wallet draining risks. Internal access policies restrict data handling strictly to authenticated calculation processes, maintaining clear administrative barriers across all user data sets.

koinx

Data protection and account privacy are critical components of the KoinX operational model. The platform is entirely non-custodial, meaning it never requests access to private keys, seed phrases, or exchange withdrawal permissions. When connecting centralized exchange accounts, users generate read-only API keys that strictly permit transaction history and balance retrieval, eliminating external fund movement capabilities from the tax application.

On the network infrastructure side, KoinX utilizes modern encryption standards to protect personal data and transaction records both in transit and at rest. Account authentication incorporates multi-factor authentication protocols to reduce unauthorized access risks. Data synchronization protocols are regularly updated to helps support secure communication with third-party exchange endpoints and public blockchain explorers.

While KoinX maintains rigorous operational data controls, users remain responsible for maintaining the confidentiality of their login credentials and configuring API restrictions accurately. Revoking API permissions or deleting uploaded transaction logs can be executed directly within the platform settings, giving account holders granular control over their retained financial data and historical audit trails.

Geographic availability, compliance, and customer assistance

Fyn (formerly BearTax)

Fyn is available globally over web interfaces, supporting tax frameworks and accounting standards for multiple jurisdictions, including the United States, Canada, Australia, and the United Kingdom. Its calculation engine accommodates local regulatory requirements by providing jurisdiction specific capital gains calculations and localized tax year parameters. The software supports standard tax exports compatible with mainstream consumer tax filing software as well as professional tax preparation suites used by certified public accountants.

Customer support is delivered primarily through an online help center, documentation libraries, and digital support ticketing channels. Users encountering missing pricing data, broken CSV formats, or unclassified smart contract transfers can access troubleshooting guides or submit support tickets directly through their user dashboard. While self service resources cover common API errors and data formatting questions, enterprise clients receive dedicated onboarding assistance and custom data mapping support to helps support their general ledgers align with corporate reporting timelines.

koinx

KoinX is accessible to global users, with tailored reporting templates designed around the statutory requirements of specific jurisdictions such as India, the United States, and Australia. In markets with specialized digital asset tax legislation, the software incorporates local rules, such as specific tax deductions at source, flat capital gains rates, and non-offset provisions for digital asset losses.

Customer assistance is provided through multiple digital channels, including an integrated support ticketing system, live chat assistance, knowledge base documentation, and email channels. Users encountering missing transaction data, unsupported smart contract events, or custom ledger adjustments can consult detailed troubleshooting guides or request direct review from support representatives.

Platform availability is governed by standard terms of service that specify software limits and compliance obligations. The platform provides computational and organizational tools but does not act as a licensed fiduciary, legal counsel, or registered investment adviser. Subscribers are advised to consult qualified local tax professionals to review generated tax schedules before submitting official tax filings to government revenue authorities.

Choosing the appropriate reporting plan

Fyn (formerly BearTax)

Selecting the correct Fyn subscription involves matching your yearly onchain activity and centralized exchange trading frequency to the appropriate tier. Retail investors who execute straightforward spot trades on centralized platforms can select entry level personal tiers to produce annual tax documents efficiently. Active yield farmers, automated bot traders, and Web3 treasury managers should evaluate higher volume individual or corporate tiers that accommodate thousands of raw blockchain transactions. Corporate entities and accounting firms require enterprise subscriptions that include multi entity support, chart of accounts mapping, and advanced enterprise resource planning integration exports. Reviewing your combined transaction counts across all self custodial wallets and exchange accounts before checkout prevents unexpected mid reporting tier upgrades and administrative delays.

koinx

Choosing the appropriate KoinX plan depends on portfolio diversity and the frequency of on-chain interactions. Investors holding assets across a few centralized platforms generally fit within starter packages, which cover basic spot trading, balance tracking, and straightforward capital gains schedules. Active market participants engaged in automated trading, yield farming, or cross-chain bridging require higher-tier plans that support advanced transaction parsing and larger data imports.

Institutional accounts and accounting professionals can select multi-client enterprise licenses. These plans provide collaborative audit dashboards, custom cost-basis configuration methods such as FIFO, LIFO, or weighted average, and direct data integration with professional accounting suites. Reviewing expected annual trading volume before selecting a plan helps avoid unexpected mid-season subscription upgrades.

Who it suits

Fyn (formerly BearTax)

Fyn is well suited for active cryptocurrency traders, multi chain Web3 participants, and corporate finance teams who require automated transaction reconciliation across diverse wallets and exchanges. The platform fits users who want transparent cost basis calculations, downloadable IRS Form 8949 schedules, and standard double entry ledger exports without relinquishing custody of their digital assets. Freelancers and contractors who receive payments in digital tokens can track regular income schedules alongside capital gains liabilities. Decentralized finance participants with extensive cross protocol transactions benefit from the software aggregation features and wallet parsing tools. Accounting professionals managing several client accounts can leverage the consolidated dashboard tools to prepare accurate regulatory filings. It serves high volume investors who prioritize systematic data normalization over manual spreadsheet calculations.

koinx

KoinX suits cryptocurrency investors, active decentralized finance participants, and tax professionals who require an automated system to aggregate distributed trading histories and calculate taxable events. It is particularly well matched for individuals operating across multiple exchanges who want clear cost basis tracking and region-tailored tax reports without exposing private keys or custody controls.

However, the platform may not suit casual holders with only one or two lifetime spot trades who can calculate capital gains manually without recurring software expenses, nor does it replace personalized guidance from a certified public accountant for complex corporate tax structures.

Fyn (formerly BearTax)

Fyn offers automated cryptocurrency tax calculation and enterprise digital asset accounting. It imports transaction records from decentralized wallets and exchanges to generate standard IRS forms and custom financial ledgers.

Fyn (formerly BearTax) review

koinx

KoinX offers automated crypto tax calculation and portfolio tracking across major exchanges and blockchains, providing region-tailored tax reports, non-custodial read-only data syncing, and flexible plan pricing based on annual transaction volume.

koinx review

Not the right match?

Line up any two providers side by side, or browse the full list to find your next provider.