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Beginner 7 min read Budget

Ad Budget Planning: Monthly and Annual

A guide to correctly distributing your monthly ad budget by campaign type, goals, and seasons. Calculating test budget, scaling budget, and emergency reserve.

Planning your ad budget correctly means determining not how much you'll spend, but how you'll spend it. A brand that plans well with the same budget can achieve 2-3x the efficiency of a competitor that plans poorly.


Splitting Budget by Function

We recommend dividing your monthly ad budget into three main funds:


  • Test Fund (20-30%): For testing new audiences, new creatives, and new formats. With this budget, you're learning without spending expectations.
  • Scaling Fund (60-70%): Budget allocated to proven winning campaigns with ROAS expectations.
  • Emergency Response Reserve (10%): For quickly responding to suddenly increased competition, an important product launch, or a competitor campaign.

    • Seasonal Budget Increases

    High-competition periods in markets:

  • November (Singles' Day and Black Friday): CPM increases 40-80%; reserve the budget early, start campaigns by end of October
  • December (pre-Christmas): Critical period for B2C brands
  • January-February: CPM drops, great opportunities exist; increase test budget
  • Major sale seasons vary by region: CPM can increase 30-50% in food, fashion, and home categories

    • Adsaify's Seasonal Planner feature offers budget increase recommendations based on previous year data.


    Calculating the Minimum Meaningful Budget

    Meta's algorithm needs at least 50 conversion events per week to complete the learning phase. You can reverse-engineer this to calculate your minimum budget:


    Minimum daily budget = Target CPA × 50 / 7


    For example, if your target CPA is $5: 5 × 50 / 7 ≈ $36/day minimum budget required. Running campaigns below this budget prolongs the learning phase and leads to inefficiency.


    Growing Budget Based on ROAS Target

    Adsaify's Budget Simulator calculates the ad spend needed to reach a monthly revenue target based on your current ROAS and CPA data. Example:

  • Current ROAS: 3.5x
  • Monthly revenue target: $10,000
  • Calculated ad budget: 10,000 / 3.5 ≈ $2,857

    • This tool provides a concrete and understandable framework when presenting budget increase recommendations to clients.


    Budget Tracking and Deviation Management

    Adsaify's Budget Tracking screen shows real spending against your monthly planned budget on a daily basis. An automatic alert is sent when spending drops 15% below plan or exceeds 15% above plan. This way, you won't face a budget overrun surprise at the end of the month.

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    Ad Budget Planning: Monthly and Annual | Guides | Adsaify