Discover Statement Analyzer — CSV/OFX (Free & Private)

By Amy Watson

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Discover - Statement Analyzer
US · 2026

Discover Statement Analyzer — CSV/OFX (Free & Private)

Upload your Discover statement to instantly categorize spending, spot subscriptions, and export a clean CSV. Everything runs in your browser — we don’t store files.

TL;DR — Fast results, zero uploads

  • Formats: Discover CSV and OFX/QFX (credit card & savings/checking exports).
  • Privacy: Files are processed locally in your browser. Nothing is sent to our server.
  • What you get: auto categories, recurring/subscription detection, net cash-flow, top merchants, and a cleaned CSV/Excel download.
  • Best export: CSV with the widest date range (e.g., last 12 months).
PDF (scanned) not supported here. Export CSV/OFX from Discover first.
Discover preset mapping (click to view / edit)

Columns

Some Discover CSVs split debit/credit. If so, leave “Amount” blank and paste the column names into Advanced Options below.

Advanced

Leave Debit/Credit empty when “Amount” is already signed (negative = charge, positive = refund/payment).

Privacy-first: Your file is parsed in this page using JavaScript. Click Delete Data to wipe the session.

What this Discover Statement Analyzer does

This tool turns your Discover statements into clear, decision-ready insights. Upload a CSV or OFX/QFX export and you’ll instantly see a categorized ledger, net cash-flow, top merchants, and recurring charges such as music or streaming subscriptions. Because everything runs locally in your browser, you get fast results without sending private banking data to a server. If you close the page or press Delete Data, the session clears.

How to export Discover statements (web & app)

The exact wording of menu items can change from time to time, but the process is straightforward. Sign in to your Discover account on desktop, open the relevant account (credit card or bank), and look for options like Download, Export, or Statements & Activity. Choose a broad date range such as the last 12 months. For best results select CSV; OFX/QFX also works. Save the file to your computer and upload it here.

  1. Desktop (credit card): Log in → open your card → Activity/Transactions → Download/Export → choose CSV and date range.
  2. Desktop (savings/checking): Open the account → Activity → Download/Export → CSV or QFX with your chosen range.
  3. Mobile app: Open the account → Activity → look for Export/Share if available → send the file to your email or files app.

Note: PDF statements are not supported in this widget. If you only have a PDF, first export a CSV/OFX from your online account.

Preset mapping for Discover CSV

Many Discover CSV layouts include columns like Transaction Date, Description, and Amount (signed: negative for purchases, positive for payments/refunds). Some bank exports split amounts into Debit and Credit columns. The preset above covers both cases — keep the default settings if your file has a single signed Amount, or paste in the debit/credit column names to combine them automatically.

What we detect automatically

  • Categories: Groceries, Dining, Transport, Shopping, Travel, Entertainment, Utilities, Fees/Interest, Income/Transfers, and more, using keyword and merchant rules.
  • Recurring charges: subscriptions and memberships with monthly/annual cadence (pattern detection on merchant + amount).
  • Merchant normalization: tidies variations like “AMZN Mktp US*XXXX” to “Amazon.”
  • Refunds & repayments: positive entries are tagged and netted out in cash-flow.
  • Duplicates: identical datetime-amount-merchant lines are flagged to reduce double counting after multiple exports.

How the math works (in plain English)

After parsing your file, the analyzer normalizes each row into date, description, amount (negative charges, positive credits), merchant, and category. Category rules apply in layers: merchant-first (e.g., “Uber” → Transport), then keyword hints (e.g., “GROCERY” → Groceries), then a balanced fallback (Shopping or General). For recurring detection, we look for matching merchants with consistent amounts at a 28–31-day interval (or 365 days for annual patterns).

Why CSV beats PDF for analysis

CSV preserves dates, amounts, and descriptions in separate fields, which reduces guesswork and makes reconciliation accurate. PDFs often require OCR and custom templates, and subtle differences in font and spacing can produce errors. If you need a PDF record, keep it for your archive — but for analysis, always export CSV (or OFX/QFX).

Discover-specific tips

  • Statement range: If you need a tax-year view, export multiple ranges (e.g., Jan–Apr, May–Aug, Sep–Dec) and upload them one at a time. You can then download a single cleaned CSV per range.
  • Cashback credits: Cashback redemptions usually appear as positive entries; the analyzer treats them as inflows so your net reflects reality.
  • Payments vs transfers: Card payments from your bank show as credits. You may relabel their category to “Transfers” if you are reconciling across accounts.

Use cases

Whether you’re reviewing monthly spending, preparing a reimbursement report, or building a year-end tax summary, this page saves hours. Employees can tag work-related transactions for expense reports. Freelancers can isolate software subscriptions and platform fees. Households can compare average spend by month and identify unused subscriptions to cancel.

Privacy, security, and control

Your files never leave your device. The analysis runs in your browser’s memory, and the page offers a one-click Delete Data button to clear the session. For more, see our Privacy Policy. If you have corrections or concerns, email [email protected].

FAQs

Do you store my Discover statements?

No. Files are processed locally in your browser. We don’t upload, save, or share your statements.

Which formats work best?

CSV is ideal. OFX/QFX also works. PDFs are not supported in this widget.

How accurate are the categories?

Merchant-based rules are highly reliable for large brands. Less common merchants fall back to keyword rules. You can edit categories in the downloaded CSV.

Can I merge multiple exports?

Yes — analyze each file and download a cleaned CSV. Combine them in a spreadsheet and remove duplicates using Date+Amount+Merchant keys.

What about interest and fees?

Lines containing “interest,” “late fee,” or “annual fee” default to Fees/Interest. You can retag them before reporting.

Is this only for Discover credit cards?

No, it also works for Discover savings/checking if you export CSV/OFX.

Will this affect my Discover account?

No. You’re merely exporting a copy of your history and analyzing it locally.

Can I get an Excel file?

Yes. Download the cleaned CSV and open it in Excel or Google Sheets.

Changelog

  • v1.0 — Initial release: CSV/OFX parsing, categories, recurring detection, clean CSV export.
Discover - Statement Analyzer
Discover – Statement Analyzer

Next Steps

Since May 18, 2025, Discover Financial Services, including Discover Bank, has been part of Capital One, following an acquisition. While Discover Bank is now under the Capital One brand, it was primarily an online financial institution that provided a variety of banking products. 

Recent merger with Capital One 

  • Acquisition date: Capital One completed its acquisition of Discover Financial Services on May 18, 2025.
  • Future of Discover brands: All brands and services from Discover are expected to be offered under the Capital One brand.
  • Website transition: Customers should visit capitalonediscover.com for the latest updates on the transition. 

Discover Bank services

Prior to the merger, Discover Bank was known for its direct banking services, which included: 

  • Checking accounts: Offered Cashback Checking with rewards for debit card purchases.
  • Savings accounts: Included high-yield online savings accounts.
  • Credit cards: The Discover Card is a well-known brand, recognized for its cashback rewards programs and no annual fee options.
  • Personal loans: Provided personal loans for various needs, such as debt consolidation.
  • Home equity loans: Offered home equity loans and mortgage refinances.
  • Student loans: Provided student loan options.
  • Identity protection: Services to help protect against identity theft. 

Discover Bank locations

Discover Bank operates primarily online, with very limited physical banking locations. 

  • Greenwood, DE: The sole remaining original physical bank branch is located at 502 Market St, Greenwood, DE.
  • Corporate offices: Discover Financial Services maintains corporate offices and operational hubs in cities like Riverwoods and Chicago, Illinois; Houston, Texas; and Salt Lake City, Utah.
  • ATM network: As part of the Discover Global Network, Discover cards can be used at millions of merchant and ATM locations. 

Contact information

For assistance, you can contact Discover Bank by phone or visit their website for information on the merger with Capital One. 

  • General customer service: +1 800-347-7000.
  • Transition website: capitalonediscover.com. 

Amy helps Ana to covers paycheck math, tax withholding, and salary planning for everyday earners. She has a goal: clear answers, accurate examples, and tools that help you decide with confidence.

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