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Head-to-head

bitstack vs Koinly

bitstack

European residents seeking passive, automated micro-investments in Bitcoin through bank account round-ups and scheduled SEPA recurring purchases.

8.00
vs
Higher editorial review rating

Koinly

Crypto investors, active decentralized finance participants, and accountants requiring automated transaction reconciliation and multi-jurisdiction tax reporting across diverse wallets and exchange accounts.

8.60
  • bitstack for European residents seeking passive, automated micro-investments in Bitcoin through bank account round-ups and scheduled SEPA recurring purchases.; Koinly for Crypto investors, active decentralized finance participants, and accountants requiring automated transaction reconciliation and multi-jurisdiction tax reporting across diverse wallets and exchange accounts..

Our take

bitstack

Bitstack delivers an intuitive mobile gateway designed specifically for everyday European savers who wish to build a Bitcoin position without actively tracking markets or executing manual spot orders. By connecting existing bank accounts through open banking APIs, the application calculates spare change from routine card spending, automatically accumulating satoshis on a recurring schedule. In addition to round-up mechanics, the platform supports single purchases, automated recurring dollar-cost averaging plans, and a dedicated debit card product that directs cashback rewards into Bitcoin balances.

While this streamlined workflow makes accumulation frictionless, it trades off fee efficiency against extreme simplicity. Standard retail buying fees sit noticeably higher than dedicated spot exchange order books, making Bitstack less suitable for active traders or high-frequency capital deployment. However, for casual savers seeking a compliant, regulated European application with clear on-chain withdrawal pathways, Bitstack presents a functional, approachable entry point into digital asset savings.

Koinly

Koinly delivers a comprehensive tax calculation and portfolio management solution designed to handle messy crypto transaction histories. By connecting read-only API keys, public wallet addresses, and CSV records, the platform consolidates activity across centralized trading venues, self-custody addresses, and smart contract protocols. The core strength rests in its extensive regional compliance settings, which support country-specific accounting methods such as FIFO, LIFO, and share pooling rules in the United Kingdom or average cost basis in Canada.

While the service offers free transaction syncing and balance monitoring, downloading official tax filing forms requires an annual tax year license. Pricing scales by total transaction count, which can become costly for automated bot traders or active yield farmers. For individuals seeking clear tax liability calculations and downloadable reporting forms, Koinly provides an established and reliable operational setup.

Pros and cons

bitstack

Pros

  • Automated bank synchronization turns spare change from everyday purchases into fractional Bitcoin effortlessly.
  • Registered Digital Asset Service Provider with France's AMF under license number E2021-027.
  • Direct support for instant SEPA payments, automated recurring buys, and on-chain withdrawals to personal self-custody wallets.

Cons

  • Service focus is almost exclusively dedicated to Bitcoin, lacking broad multi-crypto asset variety.
  • Variable transaction fees on standard purchases can reach up to 1.99 percent depending on monthly volume tiers.
  • Service availability is restricted to residents within the European Economic Area with supported European bank connections.

Koinly

Pros

  • Broad integration coverage spanning hundreds of centralized exchanges, distinct blockchains, and self-custody wallets via API or CSV import.
  • Localized tax report templates formatted for major tax jurisdictions including the United States, United Kingdom, Canada, Australia, and European nations.
  • Free portfolio tracking tier that permits full wallet sync, transaction reconciliation, and capital gains previews prior to purchasing an annual tax report plan.

Cons

  • Annual pricing escalates significantly for high-frequency traders and complex decentralized finance users with large transaction volumes.
  • Complex smart contract interactions and niche liquidity pool transactions often require manual categorization and reconciliation checks.

Bitcoin accumulation tools and product scope

bitstack

Bitstack functions primarily as a consumer financial application focused on simplifying Bitcoin accumulation through automated behavior. Rather than operating an open order book with trading charts and technical analysis tools, the interface emphasizes recurring savings rules. The core functionality revolves around three main mechanisms: transaction round-ups, scheduled recurring orders, and instant one-off purchases funded via euro payment rails.

Under the round-up framework, users link their primary debit card or checking account via secure banking aggregators. Every time an everyday purchase settles, Bitstack rounds the amount up to the nearest euro, pooling the difference until a defined threshold triggers an automated Bitcoin purchase. Users can also implement recurring buys on a daily, weekly, bi-weekly, or monthly schedule, automating long-term dollar-cost averaging strategies without requiring constant manual market timing or active portfolio maintenance.

Asset depth is deliberately concentrated. Bitstack focuses on Bitcoin rather than supporting hundreds of alternative tokens or speculative decentralized finance protocols. This focus simplifies the user journey for savers who view Bitcoin as long-term digital property, though it naturally limits utility for market participants seeking diversified portfolios across smart contract networks, stablecoins, or emerging utility tokens. The overall ecosystem is designed to minimize complexity, removing the cognitive load associated with traditional crypto exchange interfaces.

Koinly

Koinly operates as a cloud-based reporting hub that ingests transaction records across thousands of digital assets, tokens, and non-fungible tokens. The system integrates with major global exchanges like Binance, Coinbase, Kraken, and Bybit through read-only API connectors, alongside dedicated blockchain scrapers for Ethereum, Solana, Bitcoin, Polygon, and dozens of other layer-1 and layer-2 networks. Users simply paste their public wallet addresses or upload standard spreadsheet exports to populate their transaction ledger.

Once imported, the calculation engine identifies transfers between owned accounts, tags staking rewards, flags airdrops, and calculates realized gains or losses against historical fiat market rates. The interface surfaces real-time balance tracking, unrealized profit metrics, and cost-basis distributions across multiple accounts. For decentralized finance participants, the software tracks liquidity pool deposits, token swaps, and yield claims, though complex multi-hop interactions or non-standard automated market maker transactions may require user inspection and custom tag assignment.

Fee structure, operational costs, and withdrawal pricing

bitstack

The convenience of automated round-ups and mobile purchasing comes with a structured retail fee schedule. Bitstack applies transaction fees based on transaction volume and user activity tiers. For standard instant purchases and recurring savings plans, trading fees generally scale between 0.99 percent and 1.99 percent per transaction depending on monthly volume or subscription tier arrangements. This percentage covers the underlying liquidity execution and currency conversion from euros to satoshis.

Depositing funds via standard SEPA transfers or instant SEPA carries no platform deposit surcharge, allowing savers to fund their accounts smoothly. When users decide to move their Bitcoin holdings into personal cold storage or third-party hardware wallets, Bitstack facilitates on-chain transfers. Network withdrawal fees are dynamic, reflecting prevailing Bitcoin blockchain congestion levels rather than imposing large arbitrary markups, although minimum withdrawal thresholds apply to prevent uneconomic small-value UTXO creation.

Compared to institutional order-book exchanges where maker and taker fees often hover below 0.40 percent, Bitstack sits in the premium retail convenience tier. The fee model reflects the integrated banking automation, background balance tracking, and simplified interface. Savers moving modest monthly sums often find the automated micro-savings habit balances out the fractional fee premium, whereas traders executing large lump sums will achieve tighter total cost efficiency on dedicated high-volume spot trading desks.

Koinly

Koinly structures its commercial pricing around yearly tax reports rather than recurring monthly platform access. The baseline free plan allows individuals to connect unlimited wallets, review portfolio allocations, and preview estimated capital gains without entering payment information. However, exporting official tax schedules, Form 8949 documents, or specialized international filings requires purchasing a single tax year plan that matches the user's total transaction volume for that period.

Paid tiers start at entry-level pricing for low-volume accounts handling up to 100 transactions, scaling upward to mid-tier options covering 1,000 transactions, and premium tiers accommodating 10,000 or more records. Additional transaction packages can be added for high-volume trading accounts. Users should note that licenses apply per tax year, meaning historical amendments or subsequent annual filings require separate package purchases, although existing reports can be regenerated freely if transactions within that specific year are adjusted.

Custodial architecture, registration, and user controls

bitstack

Bitstack operates a custodial storage model for balances held directly within the mobile application. When purchases execute, the acquired Bitcoin is helps protect in hosted institutional custody infrastructure utilizing multi-signature cold storage mechanisms and segregated operational wallets. This setup relieves newcomers from the immediate necessity of managing seed phrases or private key backups during their initial onboarding stages.

Crucially for sovereign wealth management, Bitstack does not restrict assets to a closed loop system. Users maintain the practical ability to transfer their accumulated Bitcoin out of the app to any standard self-custody wallet address. This outbound withdrawal capability helps support that individuals can adopt self-sovereign cold storage practices once their accumulated balances reach amounts where personal hardware wallet custody becomes desirable.

On the regulatory front, Bitstack is registered in France with the Autorite des Marches Financiers (AMF) and the Autorite de Controle Prudentiel et de Resolution (ACPR) as a Digital Asset Service Provider (DASP) under registration number E2021-027. This registration mandates strict adherence to anti-money laundering frameworks, combatting the financing of terrorism protocols, and identity verification standards. Account protection features include mandatory two-factor authentication, biometric mobile logins, and automated security monitoring on withdrawal destination addresses.

Koinly

Because Koinly functions strictly as an accounting and tracking service, it does not provide custodial storage or hold user funds. The platform operates on a zero-custody framework, eliminating direct exposure to private keys or withdrawal authority. When connecting centralized exchange accounts, users generate read-only API credentials that explicitly disable trading and fund withdrawal permissions, ensuring that credentials cannot execute asset movements or manipulate balances. This structural separation keeps user assets under personal control across external wallets and connected platforms.

Account security relies on standard operational helps protect, including mandatory email confirmation protocols and optional two-factor authentication via authenticator apps. Stored transactional data and API keys are encrypted at rest and during transit between systems. While the platform stores historical transaction records, public addresses, and balance snapshots to generate tax schedules, users retain control over connected data sources. Subscribers can disconnect individual API integrations, delete specific transaction batches, or purge their complete account profile at any time through standard account preferences.

Geographic access, compliance checks, and customer support

bitstack

Bitstack is tailored specifically to the European Economic Area market. To open an account, applicants must be legal residents of supported European nations, hold a valid European identity document, and possess a bank account within the SEPA zone. The onboarding process requires standard Know Your Customer documentation, including passport or national identity card uploads accompanied by biometric facial verification to satisfy European banking compliance rules.

Bank connectivity relies on European Open Banking standards, integrating with hundreds of mainstream French and European financial institutions. While coverage is robust across major retail banks in France, Belgium, Germany, and neighboring member states, support for smaller regional credit unions or specialized digital banks may vary depending on aggregator API availability. Users must verify that their individual banking institution supports continuous aggregation permissions to helps support round-up tracking operates continuously without recurring authentication drops.

Customer assistance is delivered primarily through in-app live chat and structured electronic ticketing channels. Support operating hours align with standard European business schedules, offering assistance in French and English. Help center documentation provides clear walkthroughs on bank linking procedures, round-up calculation mechanics, tax export reporting summaries, and on-chain withdrawal workflows, helping users navigate everyday operational questions without significant friction.

Koinly

Koinly supports crypto tax compliance across more than twenty formal jurisdictions, offering dedicated reporting formats tailored to local tax authorities. For taxpayers in the United States, the platform exports IRS Form 8949, Schedule D, and comprehensive capital gains summaries compatible with popular tax software like TurboTax and TaxAct. Similarly, users in the United Kingdom, Canada, Australia, Germany, France, and other territories can generate localized reports adhering to specific local calculation rules.

Customer assistance is provided primarily through an in-app help center, searchable documentation libraries, and ticketed email support, with live chat options available depending on plan tier and team availability. Response times may lengthen during peak tax filing seasons in major markets. The platform also offers an accountant portal, allowing certified public accountants and tax professionals to access client accounts directly, adjust cost-basis tags, and review reconciliation warnings before final submission.

Choosing accumulation strategies within the platform

bitstack

Bitstack allows savers to configure and blend multiple accumulation methods according to personal budgeting preferences. The round-up module suits individuals who prefer spending-linked micro-investments that scale naturally with lifestyle consumption. Round-up multipliers can also be toggled to double or triple rounded amounts for accelerated accumulation.

However, users with fixed monthly investment budgets often prefer standard recurring SEPA orders scheduled immediately following payroll deposits. Combining automated monthly baseline purchases with daily spare-change round-ups creates a balanced dollar-cost averaging framework that operates continuously in the background.

Koinly

Choosing an appropriate Koinly plan depends entirely on annual transaction frequency and decentralized protocol usage. Casual buy-and-hold investors with only a few dozen spot trades per year can comfortably utilize the entry-level tier. Active decentralized finance traders who generate hundreds of micro-transactions through staking, routing swaps, or automated yield compounding should calculate their expected yearly volume carefully to avoid unexpected tier upgrades.

Because the free tier allows full ledger synchronization prior to checkout, users can import all exchange connections and wallet addresses first to determine their exact transaction tally before selecting a paid plan. This setup helps avoid overpaying for unnecessary capacity while verifying that all assets and cost-basis lines are accounted for accurately.

Who it suits

bitstack

Bitstack is exceptionally well suited for European wage earners, beginners, and passive savers who want to build a long-term Bitcoin position without the operational complexity of managing exchange limit orders or active trading terminals. Its core strength lies in hands-off automation, turning everyday payment activity into fractional satoshi savings through seamless open banking integrations.

On the other hand, high-frequency active traders, multi-chain portfolio managers, and investors looking for deep spot order books or extensive altcoin selections will find the platform restrictive. Bitstack focuses specifically on Bitcoin accumulation simplicity, making it an ideal companion app for steady savers rather than active market speculators.

Koinly

Koinly is well suited for crypto investors, self-custody decentralized finance users, and tax advisers who need automated aggregation across fragmented exchange accounts and multi-chain wallets. It offers strong value for taxpayers in supported jurisdictions looking to generate pre-formatted capital gains schedules and audit trails without manually calculating complex cost basis figures.

However, active high-frequency algorithmic traders and bot users generating tens of thousands of transactions annually may find per-transaction tier pricing less cost-effective than enterprise software, while non-crypto tax filers will find no utility in its specialized digital asset toolset.

bitstack

Koinly

bitstack

Bitstack provides a mobile-first automated Bitcoin savings platform across the European Union. Users link bank accounts to round up spare change, schedule recurring buys, or spend via a …

Koinly

Koinly is a specialized crypto tax calculator and portfolio tracker supporting hundreds of exchanges, wallets, and blockchains. It generates localized tax reports, tracks capital gains, and simplifies reporting …

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