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Campaign Planning

Ad Budget Planner

Turn a monthly ad budget into a forecast: estimated impressions, clicks, conversions, cost per conversion, audience reach and ad frequency -- before you spend a dollar.

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Ad Budget Planner
Plan social media ad spend across platforms and forecast reach
Daily Ad Budget
—
Est. Total Impressions—
Est. Total Clicks—
Est. Total Conversions—
Effective CPM—
Cost Per Conversion (CPA)—
Audience Reach %—
Frequency—

Disclaimer. Impression, click, conversion and reach forecasts are planning estimates based on the CPM, CPC and conversion assumptions you enter; actual ad platform delivery and auction pricing vary by targeting, creative, seasonality and competition. Read full disclaimer →

How This Ad Budget Forecast Works

The planner starts by splitting your total budget across your campaign duration to give a daily spend figure. It then estimates total impressions using a blended social media average CPM of $8 (impressions = budget ÷ $8 × 1,000), and estimates total clicks from your entered CPC (clicks = budget ÷ CPC). Conversions are clicks multiplied by your expected conversion rate, and cost per conversion (CPA) is budget divided by conversions.

Audience reach is estimated as impressions divided by your target audience size, capped at 90% (accounts rarely see 100% of a defined audience within a campaign). Frequency — how many times, on average, each reached person sees your ad — is impressions divided by the number of people actually reached (audience size × reach%).

Why $8 CPM?

$8 is used as a simplified blended CPM assumption across major social platforms for awareness-style campaigns; real CPMs vary widely by platform, industry, audience competitiveness and season (often $3-$15+). Use your own historical CPM from Ads Manager if you have campaign history, and treat this planner's output as a directional forecast for budget-setting, not a delivery guarantee.

Frequently Asked Questions

It uses a blended social media average CPM (cost per 1,000 impressions) of $8 to estimate total impressions from your budget. This is a simplified planning assumption -- your actual CPM depends on the platform, audience targeting, industry vertical, ad quality and time of year, and can reasonably range from $3 to $15 or more.
CPA is your total budget divided by the estimated number of conversions, where conversions = estimated clicks x your entered conversion rate, and clicks = budget / your entered CPC. Getting an accurate CPA forecast depends heavily on entering a realistic CPC and conversion rate for your specific campaign goal and audience.
Frequency is the average number of times each person you reach sees your ad during the campaign, calculated as total impressions divided by the number of unique people reached. A frequency above 3-4 for a short campaign can indicate ad fatigue risk, while very low frequency (under 1-2) may mean your message isn't landing enough times to drive action.
In practice, no campaign reaches 100% of a defined target audience within a finite budget and duration -- some portion of the audience won't be active, eligible, or shown the ad due to auction dynamics. Capping the estimate at 90% keeps the forecast realistic rather than implying full audience saturation.
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Related: CPM/CPC/CPA Calculator, Social Media ROI Calculator, All Social Media Tools