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Sage 50 Quick Start

Everything you know in Sage 50 / Peachtree, mapped to Atlas

Atlas Quick Start Guide for Sage 50 / Peachtree Users

Everything you know in Sage 50 (Peachtree), mapped to Atlas. Reading time: 7 minutes


Terminology Rosetta Stone

Sage 50 / Peachtree TermAtlas EquivalentNotes
Chart of AccountsChart of AccountsSame concept — hierarchical with account numbers
General Journal EntryJournal EntrySame — multi-line debit/credit entries
Maintain menuSettingsConfiguration and master data management
Maintain > Customers/ProspectsCustomersCustomer management for AR
Maintain > VendorsVendorsVendor management for AP
Sales/InvoicingInvoicesCustomer billing
Purchase OrdersPurchase OrdersSame — with conversion to bills
Payments (vendor)Payments MadeVendor payment recording
Receipts (customer)Payments ReceivedCustomer payment application
Write ChecksPayments Made (check method)Select "Check" as payment method
Bank ReconciliationBank ReconciliationSame workflow
Tasks menuSidebar navigationAll actions accessible from sidebar
Reports & FormsReportsAll financial reports
General LedgerGeneral Ledger (report)Transaction-level account detail
Financial StatementsReports (BS, P&L, CF)Standard financial reports
Payroll (built-in)Payroll (built-in)Both include payroll — Atlas adds 5-country support
Inventory ItemsInventory ItemsSame — Atlas adds multiple costing methods
Job CostingProjectsProject tracking with time and expense allocation
DepartmentsDimensionsTag transactions by department or other segments
Account SegmentsDimensionsAtlas uses Dimensions instead of account number segments
Audit TrailAudit TrailSame concept — Atlas adds field-level tracking
Security > UsersSettings > Organization > UsersUser management with role assignment
Company File (.SAJ)Organization > CompanyCloud-based — no local files
Select a PeriodPeriod selector (in reports)Filter by date range or fiscal period
Close Fiscal YearPeriod Close (Year-End Close)Locks the year and posts income summary
Action ItemsDashboardOverview of tasks requiring attention
Void CheckVoid PaymentReverse a payment with audit trail

Where Did My Stuff Go?

What You Want to DoIn Sage 50In Atlas
Create an invoiceTasks > Sales/InvoicingInvoices > New Invoice
Enter a vendor billTasks > Purchases/Receive InventoryBills > New Bill
Create a purchase orderTasks > Purchase OrdersPurchase Orders > New PO
Write a checkTasks > Write ChecksPayments Made > New Payment (check method)
Receive a paymentTasks > Receive MoneyPayments > New Payment
Record a journal entryTasks > General Journal EntryJournal Entries > New Entry
Reconcile bank accountTasks > Account ReconciliationBanking > [Account] > Reconcile
View Chart of AccountsMaintain > Chart of AccountsChart of Accounts (sidebar)
Add a customerMaintain > Customers/ProspectsCustomers > New Customer
Add a vendorMaintain > VendorsVendors > New Vendor
Run Profit & LossReports > Financial Statements > Income StatementReports > Profit & Loss
Run Balance SheetReports > Financial Statements > Balance SheetReports > Balance Sheet
Run Trial BalanceReports > General Ledger > Trial BalanceReports > Trial Balance
Run AR AgingReports > Accounts Receivable > Aged ReceivablesReports > AR Aging
Close fiscal yearTasks > System > Close Fiscal YearAccounting > Period Close
Manage usersMaintain > Users > Set Up SecuritySettings > Organization > Users
Run payrollTasks > Payroll EntryPayroll > Runs
Manage inventoryMaintain > Inventory ItemsInventory (sidebar)
Job costingMaintain > JobsProjects (sidebar)

What Atlas Does Better

1. Cloud-Native — No File Management

Sage 50 stores data in local company files (.SAJ). You deal with file corruption, backups, and version conflicts. Atlas is fully cloud-based — your data is always accessible, always backed up, and supports multiple simultaneous users.

2. AI-Powered Bank Reconciliation

Sage 50's reconciliation is fully manual — you check off items one by one. Atlas imports bank statements (OFX, CSV) and uses AI-powered matching with confidence scoring to auto-match most transactions, saving hours per month.

3. Multi-Entity Consolidation

Sage 50 requires separate company files and manual consolidation via Excel. Atlas supports multiple companies within one organization with built-in consolidated Balance Sheet, P&L, Cash Flow, and Trial Balance.

4. Modern Web Interface

Sage 50 is a Windows desktop application with a dated interface. Atlas runs in any modern browser with:

  • Dark mode, 7 color themes
  • Command palette (Cmd+K) for instant navigation
  • Responsive design for tablet/phone
  • Real-time collaboration — no "this file is in use by another user" errors

5. Multi-Country Tax Compliance

Sage 50 is primarily US-focused. Atlas supports tax compliance for US, UK, Canada, Australia, EU (VAT OSS), and Pakistan — including 1099s, VAT MTD, BAS, GST/HST, and WHT.


Migration: Moving from Sage 50 to Atlas

Step 1: Export from Sage 50

DataHow to Export from Sage 50
Chart of AccountsMaintain > Chart of Accounts > File > Export (CSV)
Customer ListMaintain > Customers > File > Export
Vendor ListMaintain > Vendors > File > Export
General LedgerReports > General Ledger > export to Excel/CSV
AR AgingReports > Accounts Receivable > Aged Receivables > Export
AP AgingReports > Accounts Payable > Aged Payables > Export
Inventory ItemsMaintain > Inventory Items > File > Export

Alternative: Use File > Utilities > Export to export lists and transactions.

Step 2: Import into Atlas

  1. Go to Settings > Import in Atlas
  2. Select the entity type (Accounts, Customers, Vendors, etc.)
  3. Upload your CSV or Excel file
  4. Map Sage columns to Atlas fields
  5. Preview and resolve any conflicts
  6. Confirm the import

Step 3: Set Opening Balances

  1. Choose your cutover date — month-end after your last Sage 50 reconciliation
  2. Run a Trial Balance in Sage 50 as of that date
  3. In Atlas onboarding, enter opening balances for each account
  4. Run an Atlas Trial Balance and compare against Sage 50

Step 4: Verify

  • Compare P&L between both systems for the same period
  • Match Balance Sheet totals
  • Verify AR and AP aging match
  • Process a test billing cycle in Atlas

10-Minute Setup Checklist

  1. Sign up and create your organization
  2. Run the onboarding wizard — company name, country, fiscal year
  3. Chart of Accounts — import your Sage COA (CSV) or pick a US GAAP template
  4. Opening balances — enter balances from your Sage Trial Balance
  5. Import customers — upload your customer list export
  6. Import vendors — upload your vendor list export
  7. Add bank accounts — set up for reconciliation
  8. Set up Dimensions — recreate your Sage Departments/Segments
  9. Invite your team — assign roles (Accountant, Bookkeeper, Viewer)
  10. Run a Trial Balance — verify it matches Sage 50

Feature Comparison

FeatureSage 50 (Peachtree)Atlas
DeploymentDesktop (Windows only)Cloud (any browser)
Double-entry bookkeepingYesYes
Chart of AccountsYes (with segments)Yes (hierarchical + Dimensions)
InvoicingYesYes + recurring + credit notes
Bills & APYesYes + purchase orders
Bank reconciliationManual matchingAI-powered auto-matching
AI categorizationNoYes (4-tier with confidence)
Multi-companySeparate filesMultiple per organization
Consolidated reportingManual (Excel)Built-in (BS, P&L, CF, TB)
Multi-user accessNetwork licenseUnlimited cloud users
PayrollBuilt-in (US)Built-in (US, UK, CA, AU, PK)
Multi-currencyYes (limited)150+ currencies
FX revaluationNoYes
InventoryYesYes (FIFO, LIFO, WA)
Fixed assetsYesYes (3 methods)
Job costingYesYes (Projects + time tracking)
BudgetsYesYes + variance analysis
Departments / DimensionsAccount segmentsUnlimited Dimensions
Approval workflowsNoMulti-step with conditions
Audit trailBasicField-level with old/new values
Tax complianceUSUS, UK, CA, AU, EU, PK
APINoREST (~485 endpoints)
MobileNoResponsive web

FAQ

Q: I'm used to Sage's "Tasks" menu for everything. Where is it? A: Atlas uses a sidebar navigation organized by module (Invoices, Bills, Banking, Reports, etc.). Press Cmd+K (Mac) or Ctrl+K (Windows) to open the command palette and type what you want to do — it's the fastest way to navigate.

Q: What about my Sage account segments (like 100-10 for Department 10)? A: Atlas uses Dimensions instead of account number segments. This is more flexible — you can tag any transaction with multiple dimensions (department, project, location) without embedding segments in account numbers.

Q: Will I lose my transaction history? A: You can import historical transactions via CSV. For most migrations, we recommend importing opening balances as of your cutover date plus open invoices and bills. Keep Sage 50 installed read-only for historical reference.

Q: Sage 50 has file-based backups. How does Atlas backup data? A: Atlas is cloud-hosted with automated daily backups, point-in-time recovery, and encrypted data at rest. No manual backup management needed.

Q: Can multiple people use Atlas at the same time? A: Yes. Unlike Sage 50's file locking, Atlas is designed for concurrent multi-user access with role-based permissions. No more "this company is currently in use" errors.

Q: What about Sage 50's built-in payroll? A: Atlas also includes built-in payroll, expanded to 5 countries (US, UK, Canada, Australia, Pakistan) with tax calculations, W-2 generation, benefits management, and employee self-service.


See also: Migration Checklist | QuickBooks Guide | All Guides