Estimate your monthly service cost with "Unlimited Your Way" logic.
Total Voice Lines:0
Price Per Starter Line:$0.00
Price Per Performance Line:$0.00
Price Per Elite Line:$0.00
Base Plan Cost (Before Discounts):$0.00
AutoPay Discount:-$0.00
Device Installments:$0.00
Estimated Monthly Total:$0.00
* Note: This calculator provides an estimate based on common multi-line business pricing tiers. Actual taxes, fees, and surcharges vary by location and are not included in this calculation.
Understanding AT&T Business Unlimited Plans
Navigating cellular rate plans for a business can be complex, especially with the "Unlimited Your Way" model. Unlike older shared data plans, modern business plans allow you to mix and match different levels of service for each employee depending on their specific needs. This flexibility ensures you aren't paying for premium features on lines that don't require them.
How the Pricing Tiers Work
The core of the pricing structure relies on the total number of voice lines on your account. As you add more lines, the cost per line decreases across all plan types (Starter, Performance, and Elite).
1 Line: Highest cost per line.
3-4 Lines: Significant price drop per line.
5+ Lines: Best possible volume pricing.
Once the "tier" is established by the total line count, that tiered rate is applied to the specific plan type chosen for each line. For example, if you have 5 total lines, your Elite line is cheaper than if you only had 2 total lines.
Plan Differences
Business Unlimited Starter: Best for basic connectivity. Includes unlimited data (may slow during congestion), standard definition streaming, and no mobile hotspot data.
Business Unlimited Performance: A balanced option. Includes a specific amount of high-speed hotspot data and priority data usage up to a certain limit.
Business Unlimited Elite: The premium option. Typically includes higher priority data (often uncapped), 100GB+ of hotspot data, and high-definition streaming capabilities.
The Impact of AutoPay and Paperless Billing
Advertised rates for business plans almost always assume you are enrolled in AutoPay and Paperless Billing. This typically provides a $10 discount per phone line. If you choose to pay manually via invoice, your bill will likely be significantly higher than the calculator estimate.
Other Cost Factors
When budgeting for your business mobility, remember to account for device installments (if you are financing phones), insurance add-ons, and government taxes and surcharges. Taxes and fees can add anywhere from 10% to 20% on top of the base plan rate depending on your state and municipality.
function calculatePlan() {
// 1. Get Input Values
var starterCount = parseInt(document.getElementById('starterLines').value) || 0;
var perfCount = parseInt(document.getElementById('perfLines').value) || 0;
var eliteCount = parseInt(document.getElementById('eliteLines').value) || 0;
var autoPay = document.getElementById('autoPay').checked;
var deviceCost = parseFloat(document.getElementById('deviceCosts').value) || 0;
// 2. Calculate Total Lines
var totalLines = starterCount + perfCount + eliteCount;
// 3. Define Pricing Tiers (Base Price BEFORE AutoPay Discount)
// These are approximate base rates to simulate realistic logic
// AutoPay usually knocks $10 off these rates
var priceStarter = 0;
var pricePerf = 0;
var priceElite = 0;
if (totalLines === 1) {
priceStarter = 75;
pricePerf = 85;
priceElite = 95;
} else if (totalLines === 2) {
priceStarter = 70;
pricePerf = 80;
priceElite = 90;
} else if (totalLines === 3) {
priceStarter = 55;
pricePerf = 65;
priceElite = 75;
} else if (totalLines === 4) {
priceStarter = 45;
pricePerf = 55;
priceElite = 65;
} else if (totalLines >= 5) {
priceStarter = 40;
pricePerf = 50;
priceElite = 60;
}
// 4. Calculate Subtotals
var costStarter = starterCount * priceStarter;
var costPerf = perfCount * pricePerf;
var costElite = eliteCount * priceElite;
var basePlanCost = costStarter + costPerf + costElite;
// 5. Calculate Discount
// Usually $10 per line if AutoPay is on
var discountPerLine = autoPay ? 10 : 0;
var totalDiscount = totalLines * discountPerLine;
// 6. Final Calculation
var planCostAfterDiscount = basePlanCost – totalDiscount;
var finalMonthlyTotal = planCostAfterDiscount + deviceCost;
// Prevent negative numbers (edge case)
if (finalMonthlyTotal 0 ? "$" + (priceStarter – discountPerLine).toFixed(2) : "$0.00";
document.getElementById('resPerfRate').innerText = totalLines > 0 ? "$" + (pricePerf – discountPerLine).toFixed(2) : "$0.00";
document.getElementById('resEliteRate').innerText = totalLines > 0 ? "$" + (priceElite – discountPerLine).toFixed(2) : "$0.00";
document.getElementById('resBaseCost').innerText = "$" + basePlanCost.toFixed(2);
document.getElementById('resDiscount').innerText = "-$" + totalDiscount.toFixed(2);
document.getElementById('resDevices').innerText = "$" + deviceCost.toFixed(2);
document.getElementById('resTotal').innerText = "$" + finalMonthlyTotal.toFixed(2);
// Show result div
document.getElementById('resultsArea').style.display = 'block';
}