The Your Google Ads Budget Calculator estimates a cost estimation estimate for your scenario from the quantities, rates, period, units and other assumptions requested on the page. Replace the example values with your own your google ads budget figures and recalculate after changing an assumption. Use it to compare scenarios, then verify any current rate or fee before acting.
Google Ads budget calculator CPC/ROAS program accurately estimates cost per lead/sale and ROI
Google Ads Calculations
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Google Ads: Smart Investments High ROI
Google Ads is a powerful advertising channel, but it requires a proper budget, targeted CPA/ROAS, and continuous monitoring and improvement.
CPC by industry
E-commerce — 5-30 baht Depending on the competition
B2B/Lead Gen — 50-300 baht More Value But Higher Lead Value
Local Business — 10-50 baht The sleeping with locals
App Download — 20-100 baht iOS specifically
Key indicators
CTR (Click-Through Rate) — % clicks ÷ impressions should 1-5% depending on the industry
Quality Score — 1-10 The higher the CPC, the lower the landing page quality.
Conversion Rate — % visitors buy should 2-10% general
ROAS — Revenue ÷ Ad Spend should be 3:1 up to be worth it
Keywords: Use Broad Match for Data, Phrase/Exact for Targeted
Ad Copy Testing: Test Headline, Description Multiple Versions
Bid Strategy: Use Target CPA/ROAS to Google optimize for yourself
Frequently asked questions
What is Google Ads CPC and ROAS?
CPC (Cost Per Click) = Cost per click Example: Use 1,000 baht get 100 clicks = 10 baht/click ROAS (Return on Ad Spend) = Sales ÷ Ads cost Example: Use 1,000 baht sell 5,000 = ROAS 5:1 (invest 1 get 5)
How much should I set my Google Ads budget?
Depending on CPC in industry: E-commerce 5-50 baht, B2B 50-200 baht, Lead Gen 20-100 baht Start introducing 3,000-10,000 baht/month To store data Use into Google Machine Learning
How to calculate Google Ads ROI?
ROI = (Sales - Cost Google Ads) ÷ Cost × 100 Example: Using 5,000 baht to get sales 20,000 baht = (20,000 - 5,000) ÷ 5,000 = 300% ROI
To improve Google Ads ROI?
Improve Quality Score: Landing Page Speed Ad Relevance CTR Good Set Target Keywords Accurate Negative Keywords to avoid A/B Test: Test Ad Copy, Landing Page Bid Adjustment on other devices
Check before using results
Summary before deciding
This calculation result is suitable for preliminary planning. Actual figures should be checked from documents or official sources before making important decisions.
The calculation is based on the information you enter on this page.
Special cases may require additional information.
It is recommended to record or compare the results with the related tools below.
Disclaimer: The results are estimates. The actual results depend on quality score, landing page, target audience.
English calculator guide
How to use the Your Google Ads Budget Calculator
Use this page to test a specific your google ads budget scenario. Enter your own values in the calculator above, review the units beside each field, and recalculate after changing an assumption. The result updates the your google ads budget estimate instead of relying on a generic example.
Build a baseline your google ads budget case with figures that match your situation.
Run a second your google ads budget case after changing the rate, period, quantity or other key assumption.
Record the difference between the two your google ads budget results and the input responsible for it.
Inputs for the your google ads budget estimate
For this your google ads budget calculation, check the quantities, rates, period, units and other assumptions requested on the page. The result is designed to show a cost estimation estimate for your scenario, not a guaranteed provider price or official decision.
How the your google ads budget result is calculated
The calculator combines the entered quantities, rates and fixed costs to produce the displayed estimate. Reusing the same your google ads budget inputs will produce the same estimate, which makes the page suitable for controlled scenario comparisons.
Checks for a your google ads budget decision
Confirm any current rate, threshold or provider rule that could change the final amount. For your google ads budget, Use the result as a commercial planning estimate. Confirm supplier prices, payment-provider fees, taxes, minimum charges and contract terms before setting a price or budget. Check the important inputs and any current provider or authority rules before using the result for a decision.
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