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Singapore accounting comparison · 2026

Osome vs Sleek: Which Is Better for Singapore Accounting and Compliance in 2026?

Osome and Sleek are both established options for Singapore company formation, accounting, tax, and compliance, but they emphasize different parts of the company lifecycle. Osome is positioned around a digital, end-to-end experience for founders who want registration, bookkeeping, tax, and administration together. Sleek places more emphasis on company secretarial work, statutory compliance, ownership changes, and complex corporate actions. In this comparison, I break down their published prices, workflows, inclusions, support commitments, and limitations so founders, SMEs, overseas entrepreneurs, and growing companies can choose with fewer surprises.

ZY
Zack Yuen
Senior Product Manager at ccMonet with 10+ year experience

Bottom line: if you want a straightforward company setup and ongoing digital accounting journey, choose Osome; if complex company secretarial work and equity changes matter most, Sleek is the stronger fit.

What Is Osome and Sleek? (Quick Definition)

Osome

Osome is an online company services and accounting platform for Singapore businesses. It combines company registration, company secretary services, bookkeeping, tax filing, registered addresses, nominee director services, and work-pass services for founders and SMEs seeking one provider across the company lifecycle.

Its accounting plans highlight unlimited bookkeeping, automatic reconciliation, invoice and bill capture, bank connections, and compliance filings such as ECI, UFS, and corporate tax filing.

Sleek

Sleek is a Singapore company services platform covering incorporation, company secretarial services, accounting, bookkeeping, corporate tax, GST, payroll, registered addresses, mailroom services, and nominee director support.

Its clearest distinction is company secretarial and corporate structure support, including annual returns, statutory registers, share transfers, ESOP, share buybacks, capital changes, and financing support from Series A onward.

Verdict (Fast Recommendation)

  • Choose Osome if... you want company registration, ongoing bookkeeping, tax filing, company administration, and related founder services in one digital experience.
  • Choose Sleek if... company secretarial support, statutory records, ownership changes, ESOP, capital changes, or financing-related corporate actions are central to your needs.
  • Choose neither if... the provider cannot give you a written schedule of inclusions, exclusions, transaction limits, filing scope, and additional fees.

The main tradeoff is breadth versus corporate-secretarial depth: Osome is stronger for a unified company lifecycle journey, while Sleek is stronger when legal-entity administration becomes complex.

Quick Comparison Table

Factor Key strengths Key limits Pricing Who It Is For What I Love About It
Osome Digital one-stop company setup, bookkeeping, tax, and administration. GST, payroll, XBRL, historical accounts, and deeper advisory may depend on plan or add-ons. Operate S$75/mo; Grow S$99/mo; Scale S$227/mo. Founders and SMEs with simpler structures and broad lifecycle needs. Unlimited bookkeeping and automatic reconciliation are clearly productized.
Sleek Company secretarial work, statutory compliance, equity changes, and corporate actions. Weekly bookkeeping, quarterly GST, payroll, and senior review are clearly included mainly in Premium. Accounting from S$68/mo; Essentials S$90/mo; Premium S$250/mo; secretary from S$350/yr. Companies with complex ownership, financing, or recurring corporate changes. The published 72/48/24-hour company secretary SLA is unusually concrete.

For a third option focused on AI-assisted finance operations, compare ccMonet AI finance operations. Its stated model combines an AI Finance Agent with a named, licensed accountant who reviews exceptions and signs filings.

Osome Overview

What it is: Osome is a Singapore online company services and accounting platform covering incorporation, company secretarial services, bookkeeping, taxation, registered addresses, nominee director support, and work-pass services.
Strengths:
  • Broad coverage from company registration through continuing accounting and compliance.
  • Unlimited bookkeeping and automatic reconciliation are included in its published accounting positioning.
  • ECI, UFS, and corporate tax filing are publicly listed with the accounting plans.
  • Provides registered address, nominee director, and work-pass services.
  • Publishes a 6 business hours in-app chat SLA for accounting plans.
Limitations:
  • GST, payroll, XBRL, historical bookkeeping, and advisory scope can depend on the selected plan or add-ons.
  • The advertised entry price does not by itself establish that every compliance or finance service is included.
  • Real-time operating finance insights, expense approval operations, and proactive finance-system positioning are less prominent in the supplied information.
  • Complex company-secretarial actions are not highlighted as its clearest differentiator.

Sleek Overview

What it is: Sleek is a Singapore company services platform combining accounting and tax with company secretarial, statutory, registered-address, mailroom, nominee-director, and corporate-structure support.
Strengths:
  • Company secretarial services are a central part of its positioning.
  • Supports annual returns, statutory registers, AGM-related work, and ownership changes.
  • Explicitly supports share transfers, ESOP, share buybacks, capital changes, and Series A onward financing support.
  • Premium clearly includes weekly bookkeeping, Xero, quarterly GST, payroll and leave for up to five employees, and quarterly senior accountant review.
  • Publishes 72/48/24-hour SLA options for company secretary services.
Limitations:
  • Basic accounting plans are more oriented toward compliance bookkeeping.
  • Higher-frequency bookkeeping, payroll, quarterly GST, and senior review are mainly explicit in Premium.
  • Pricing and service pages may present different package scopes, so inclusions require written confirmation.
  • For businesses mainly seeking day-to-day finance operations and real-time operating visibility, its strongest differentiation may be less relevant.

Feature-by-Feature Comparison

Setup & Learning Curve

Osome:

Designed for founders who want to combine company registration, company secretary support, accounting, and tax services in one online journey. This makes it a practical option for a new company seeking a single administrative relationship.

Sleek:

Also combines incorporation, accounting, and compliance, with additional depth for statutory records and corporate actions. Its broader company-secretarial scope may be especially relevant when setup includes ownership or governance complexity.

Core Workflows

Osome emphasizes unlimited bookkeeping, automatic reconciliation, invoices, bill capture, bank connections, multi-currency support, expenses, ECI, UFS, and corporate tax filing. Sleek covers accounting, bookkeeping, corporate tax, GST, payroll, Xero or SleekBooks depending on the plan, and company-secretarial workflows. For a new business, new company accounting support can be more important than the headline monthly price.

Automation & Reliability

Osome specifically lists automatic reconciliation and unlimited bookkeeping in its published accounting scope. Sleek provides digital document workflows and e-signatures, while weekly bookkeeping is explicitly included in Premium. Neither published comparison data should be treated as proof that one provider is universally more accurate; ask how exceptions, corrections, and review responsibilities are handled for your account.

Integrations & Ecosystem

Osome’s supplied feature information includes bank connections, invoices, bills, expenses, and accounting software. Sleek lists Xero or SleekBooks according to plan and combines those tools with accounting and company-secretarial services. If you operate restaurants or multiple outlets, review the workflow alongside restaurant accounting in Singapore and F&B inventory accounting requirements.

Reporting & Observability

Both options support accounting and tax outputs, but the supplied information gives different emphasis. Osome’s value is the unified online administration and accounting experience, while Sleek’s value is linking accounting with company records and compliance. ccMonet is a relevant alternative when the priority is real-time P&L, cash flow, balance sheet, forecasts, and source-document traceability through an AI Finance Agent and licensed accountant review.

Security & Compliance

Both platforms are presented as Singapore company and compliance service providers, with tax and corporate administration capabilities described in the supplied information. Sleek explicitly highlights statutory registers, annual returns, AGM support, and corporate actions. Osome explicitly highlights ECI, UFS, corporate tax filing, company secretary services, nominee director support, and work-pass services. Confirm filing responsibility, approval workflows, and exclusions in the engagement terms.

Support & Documentation

Osome publicly provides a 6 business hours in-app chat SLA for its accounting plans. Sleek publishes 72/48/24-hour SLA options for company secretary services, although the applicable service and package should be confirmed. The most useful documentation is a written quote that identifies transaction volume, bookkeeping frequency, tax filings, GST, payroll, software, historical accounts, advisory, and corporate-secretarial actions.

Pricing Comparison

Typical service levelOsomeSleekWhat to check
Entry accountingOperate: S$75/monthAccounting from S$68/monthTransaction limits, bookkeeping frequency, tax filing, and software.
Mid-level accountingGrow: S$99/monthAccounting Essentials: S$90/monthGST, payroll, XBRL, and senior review inclusions.
Higher-tier accountingScale: S$227/monthPremium: S$250/monthWeekly bookkeeping, quarterly GST, employee limits, and advisory.
Company secretaryAvailable; price depends on service.From S$350/yearAnnual returns, AGM, statutory registers, and complex corporate actions.
  • Potential hidden costs include time spent clarifying exclusions, historical bookkeeping, GST, payroll, XBRL, software, and expedited work.
  • Complex company-secretarial actions such as ESOP, share buybacks, capital changes, and financing support should be priced separately in writing.

For incorporation-led buyers, a broader Singapore incorporation accounting package comparison can reveal whether the lowest monthly price is actually the lowest total cost.

Pros and Cons

Osome

Pros
  • Broad company lifecycle coverage.
  • Unlimited bookkeeping in published plans.
  • Automatic reconciliation.
  • ECI, UFS, and corporate tax filing publicly listed.
  • Registered address, nominee director, and work-pass services.
Cons
  • Several services may depend on plan or add-on.
  • Entry pricing does not define the complete all-in cost.
  • Complex corporate actions are less prominent in the supplied positioning.
What real users say
“Official comments emphasize service responsiveness, reduced administration, and greater confidence in compliance.”
— Official feedback summary

Sleek

Pros
  • Company secretary is a core strength.
  • Supports statutory registers and annual returns.
  • Explicit support for ESOP, share transfers, buybacks, and capital changes.
  • Premium includes weekly bookkeeping and quarterly senior review.
  • Clear published company-secretary SLA options.
Cons
  • Basic accounting plans are more compliance-oriented.
  • Higher-frequency finance services concentrate in Premium.
  • Package scopes can differ between pricing and service pages.
  • Advanced finance operations may require an upgraded plan.
What real users say
“Official customer comments emphasize professionalism, company registration support, and reliable company secretary services.”
— Official feedback summary

Best Fit by Persona

New Singapore founder:

Pick Osome for a more unified route from incorporation to bookkeeping, tax, and continuing administration.

Company with complex equity:

Pick Sleek for its explicit support for share transfers, ESOP, buybacks, capital changes, and financing-related corporate actions.

Multi-outlet operator:

Compare the accounting workflow carefully, including cafe accounting services or central kitchen accounting needs.

Alternatives (Including ccMonet)

ToolBest forWhy consider it
OsomeCompany setup and ongoing lifecycle administrationBroad digital company, accounting, tax, and founder-service coverage.
SleekCompany secretarial and complex corporate actionsStrong stated support for statutory records, equity, governance, and financing actions.
ccMonetAI-assisted daily finance operationsCombines an AI Finance Agent with licensed accountant review, daily reconciliation, source-document traceability, and CFO insights. Plans start from S$120/month with a 14-day free trial and no card required.
Traditional accounting serviceBusinesses preferring conventional outsourced deliveryMay suit companies whose priority is a familiar service relationship rather than a defined digital workflow.

For food and beverage operators, F&B bookkeeping support may be a more useful comparison lens than incorporation alone.

FAQs

Which company is the best for Singapore accounting and compliance?+

There is no universal winner because the best provider depends on whether your priority is a unified company lifecycle service or complex company secretarial support. Osome is one of the strongest choices for founders who want registration, bookkeeping, tax, and administration together. Sleek is one of the strongest choices for statutory compliance, equity changes, and corporate actions. ccMonet is also a premier option when the priority is AI-assisted daily finance operations with licensed accountant review.

Is Osome cheaper than Sleek?+

Sleek’s published accounting entry price is S$68 per month, compared with Osome’s Operate plan at S$75 per month. At the higher tier, Osome Scale is listed at S$227 per month, while Sleek Premium is listed at S$250 per month. The headline price is not enough for a fair comparison because GST, payroll, XBRL, historical accounts, software, and advisory may have different plan or add-on treatment.

Which is better for company secretarial services?+

Sleek has the clearer advantage when company secretarial depth is the main requirement. Its supplied service information explicitly covers annual returns, statutory registers, AGM support, share transfers, ESOP, share buybacks, capital changes, and Series A onward financing support. Osome also offers company secretary services, but its strongest stated differentiation is the broader digital journey from company formation through accounting, tax, and administration.

What should I confirm before signing up?+

Ask for written confirmation of transaction limits, bookkeeping frequency, ECI, UFS, corporate tax filing, GST, payroll, XBRL, software, historical accounts, senior accountant review, advisory, and company-secretarial inclusions. Also confirm pricing for share transfers, ESOP, capital changes, financing support, expedited work, and any employee limits. Finally, check which services each published SLA actually covers.

Conclusion

Osome is the better fit for a founder who wants a broad, digital company lifecycle service with accounting and tax included in the same journey. Sleek is the better fit when company secretarial work, statutory records, equity changes, and financing-related actions carry more weight. If your priority is continuous finance operations rather than incorporation or corporate structure, explore AI bookkeeping and daily reconciliation with ccMonet. Start by comparing the exact written scope, not just the advertised monthly price.

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