Free CES Calculator - Calculate Your Customer Effort Score (1-5, 1-7)

What is the Customer Effort Score (CES)?

Customer Effort Score (CES) measures how much effort a customer has to put in to accomplish a task with your product or service. Instead of asking "Are you satisfied?", CES asks a fundamentally different question:

"[Company] made it easy for me to [achieve my goal]."

Customers respond on a Likert scale (typically 1-5 or 1-7), and the average score becomes your CES. The concept was introduced by CEB (now Gartner) in a landmark 2010 Harvard Business Review study that found reducing customer effort is 40% more predictive of loyalty than increasing customer satisfaction.

This finding changed how companies think about customer experience. It turns out that customers do not necessarily reward you for delighting them, but they will punish you for making things difficult. CES captures that effort dimension, making it one of the most actionable metrics in the CX toolkit. For methodology, survey design, and how CES relates to loyalty, read our Customer Effort Score deep dive.

The global average CES across industries falls between 3.5 and 4.0 on a 1-5 scale. E-commerce and SaaS companies tend to score higher (4.0-4.5), while industries with complex processes like healthcare and government services score lower (2.5-3.5).

How to Calculate CES (The CES Formula)

The CES calculation is a simple average of all survey responses. There is no categorization step like NPS -- you just compute the mean.

Step-by-step example: Suppose you sent a CES survey after 200 support interactions. Customers rated their agreement with "[Company] made it easy for me to resolve my issue" on a 1-5 scale. Here is the breakdown:

CES = 807 / 200 = 4.04 out of 5

This score falls in the "Generally Easy" range, meaning most customers found their experience low-effort. You can also express this as a percentage: 75% of respondents (150 out of 200) gave a score of 4 or 5, indicating the experience was easy.

The Percentage Method

Some organizations prefer to express CES as a percentage of "easy" responses rather than an average score:

CES (%) = (Number of Easy Responses / Total Responses) x 100

On a 1-5 scale, "easy" responses are 4 and 5. On a 1-7 scale, "easy" responses are 5, 6, and 7. In our example: (65 + 85) / 200 x 100 = 75%. A CES percentage above 70% is generally considered good.

CES Scale Types: 1-5 vs 1-7 (CES 2.0)

There are two main CES scales in use today. The choice between them affects your survey design and how you interpret results.

CES on a 1-5 Scale

The 1-5 scale is the most common format for CES surveys in practice:

1 = Strongly Disagree, 2 = Disagree, 3 = Neutral, 4 = Agree, 5 = Strongly Agree

Scores of 4 and 5 are counted as "easy" experiences. This scale works well for quick, in-context surveys (like post-support or post-checkout) where you need high completion rates. Its simplicity means customers can respond in seconds, which is critical for capturing feedback at scale.

Good score: 4.0+ out of 5. Excellent score: 4.5+ out of 5.

CES on a 1-7 Scale (CES 2.0)

The 1-7 Likert scale is the format recommended by Gartner and is sometimes called CES 2.0:

1 = Strongly Disagree, 2 = Disagree, 3 = Somewhat Disagree, 4 = Neutral, 5 = Somewhat Agree, 6 = Agree, 7 = Strongly Agree

Scores of 5, 6, and 7 are counted as "easy" experiences. The extra granularity helps distinguish between "somewhat easy" and "very easy" experiences, which is valuable when you are trying to identify subtle friction points.

Good score: 5.5+ out of 7. Excellent score: 6.0+ out of 7.

How to Calculate CES in Excel

Excel makes it straightforward to calculate CES from raw survey data.

Basic CES Formula (1-5 Scale)

Put all survey responses in column A (e.g., A2 through A201 for 200 responses):

=AVERAGE(A2:A201)

This gives you the average CES score directly.

Percentage of Easy Responses (1-5 Scale)

=COUNTIF(A2:A201,">=4") / COUNTA(A2:A201) * 100

CES Formula for a 1-7 Scale in Excel

=AVERAGE(A2:A201)

For the percentage of easy responses on a 1-7 scale:

=COUNTIF(A2:A201,">=5") / COUNTA(A2:A201) * 100

Categorizing Each Response

To label each response in a helper column (B2) on a 1-5 scale:

=IF(A2>=4,"Easy",IF(A2=3,"Neutral","Difficult"))

For a 1-7 scale:

=IF(A2>=5,"Easy",IF(A2=4,"Neutral","Difficult"))

Copy down the column and use =COUNTIF(B:B,"Easy") to count each category.

Advanced: CES Trend Tracking

To track CES over time, create a pivot table grouping responses by week or month, then chart the average score to visualize trends.

Interpreting Your CES Score

Once you have calculated your CES, the next step is understanding what it means for your business.

Context is critical. A 3.5 CES for a complex insurance claims process might actually be quite good given the inherent complexity. The same score for a simple e-commerce checkout would be a red flag. Always benchmark against your own historical performance and your industry average.

The single most important CES insight is the trend. A rising CES means you are successfully reducing effort. A declining CES signals new friction points that need investigation.

CES Industry Benchmarks (2025)

CES benchmarks vary significantly by industry because different sectors have inherently different levels of process complexity.

Key takeaways from the data: E-commerce leads because the entire customer journey is designed for low-effort digital transactions. SaaS and telemedicine also score well due to digital-first experiences. Telecom, insurance, and utilities struggle because their processes often involve complex multi-step interactions, long hold times, and paperwork. Government services scores lowest due to legacy systems and bureaucratic processes.

If your CES is above your industry average, you have a competitive advantage in effort reduction. If you are below, identify the specific touchpoints with the highest effort and address those first.

What is a Good CES Score?

What counts as a "good" CES depends on your scale and industry, but here are general guidelines:

On a 1-5 scale: A score of 4.0 or above is good. Above 4.5 is excellent and puts you in the top tier of most industries.

On a 1-7 scale: A score of 5.5 or above is good. Above 6.0 is excellent.

As a percentage: 70%+ of respondents rating the experience as "easy" (4-5 on a 1-5 scale or 5-7 on a 1-7 scale) is a strong result. Above 80% is exceptional.

The most meaningful benchmark is your own trajectory. If your CES was 3.6 last quarter and is now 3.9, you are making real progress in reducing customer effort. Track CES at the touchpoint level to identify exactly which improvements are driving the gains.

CES vs CSAT vs NPS: Which Metric Should You Use?

CES, CSAT, and NPS each measure a different dimension of the customer experience. Using all three together gives you the most complete picture.

When to use CES: After task-completion events like resolving a support issue, completing checkout, finishing onboarding, or using self-service features. CES is your go-to metric for identifying and reducing friction.

When to use CSAT: After specific interactions to measure immediate satisfaction. Calculate yours with our free CSAT calculator.

When to use NPS: Quarterly or biannually to track overall loyalty and willingness to recommend. Calculate yours with our free NPS calculator.

To understand how these metrics translate into financial impact, use our free CX ROI calculator to quantify the return on your customer experience investments.

The Gartner research that introduced CES found a critical insight: 96% of customers who had high-effort experiences reported being disloyal, compared to only 9% of those with low-effort experiences. This makes CES the most direct predictor of whether a customer will stay or leave after a specific interaction.

CES 1.0 vs CES 2.0: Understanding the Evolution

CES has evolved since its introduction, and understanding the difference matters for how you design surveys and interpret results.

CES 1.0 (Original)

The original CES asked: "How much effort did you personally have to put forth to handle your request?" Customers rated on a 1-5 scale where lower scores were better (1 = very low effort, 5 = very high effort). This framing was unintuitive because most people associate higher numbers with better outcomes.

CES 2.0 (Current Standard)

CES 2.0 flipped the question to a positive statement: "[Company] made it easy for me to handle my issue." Customers rate agreement on a 1-7 Likert scale where higher scores are better (7 = Strongly Agree = easiest). This format is now the industry standard because the positive framing produces more reliable data and aligns with how people naturally interpret scales.

If you are starting a new CES program, use CES 2.0. If you are migrating from CES 1.0, note that historical scores will not be directly comparable due to the inverted scale and different number of points.

Best Practices for Measuring Customer Effort

Measure at the Right Moment

Timing is the most critical factor in CES accuracy. Survey customers immediately after task completion, when the experience is fresh. For digital products, trigger the survey right after a specific action completes. For support interactions, send it within minutes of ticket resolution. The longer you wait, the more the memory of effort fades and the less accurate your data becomes.

Focus on Specific Tasks

CES works best when tied to a specific, identifiable task. Instead of "How easy is our service?", ask about a concrete action: "How easy was it to reset your password?" or "How easy was it to complete your return?" This specificity makes the data actionable because you can tie scores directly to particular user flows and processes.

Always Include a Follow-Up Question

The CES number tells you how much effort, but not why. Always pair the rating question with an open-ended follow-up: "What could we have done to make this easier?" Well-crafted open-ended survey questions surface fixes the average alone will not. The qualitative responses are often more valuable than the score itself because they point to specific improvements.

Set Up Alerts for High-Effort Scores

Configure automated alerts when a CES response falls below your threshold (typically 2 or lower on a 1-5 scale). This enables your team to follow up with high-effort customers quickly, before the frustration leads to churn.

How to Reduce Customer Effort

If your CES is below your target, here are proven strategies to bring it up:

Simplify processes. Audit every customer-facing workflow and eliminate unnecessary steps. The checkout process, onboarding flow, and support ticket submission are the three areas where companies most commonly find unnecessary complexity.

Reduce channel switching. One of the biggest effort drivers is forcing customers to switch channels to resolve an issue (e.g., starting in chat but having to call). Every channel switch adds significant effort. Invest in resolving issues within a single channel.

Empower self-service. Well-designed self-service options (help centers, FAQs, interactive guides) reduce effort dramatically because customers can resolve issues on their own time without waiting. But self-service must actually work -- poorly designed self-service is worse than no self-service.

Fix first-contact resolution. Customers who have to contact you more than once about the same issue give CES scores 30-40% lower. Invest in giving frontline teams the tools and authority to resolve issues completely on the first interaction.

Reduce wait times. Time spent waiting is pure effort. Shorten hold times, reduce email response times, and provide real-time chat options. Every minute of wait time negatively impacts CES.

Close the feedback loop. Follow up with customers who reported high-effort experiences. Acknowledge the difficulty, explain what you are doing to fix it, and check back in after changes are made. Closing the feedback loop after high-effort signals often turns frustrated customers into advocates.

Automate CES Surveys with Formbricks

Formbricks is an open-source survey platform that makes CES measurement seamless across your entire customer journey:

• Pre-built CES survey templates with both 1-5 and 1-7 scale options
• In-app survey triggers after specific user actions like onboarding completion or feature usage
• Post-support CES automation triggered by ticket resolution events
• Real-time CES dashboards with trend analysis and segmentation
• Integrations with Slack, Notion, webhooks, and more for instant alerts on low scores
• Full data ownership as an open-source platform with no vendor lock-in

Frequently Asked Questions