How to See Time Remaining on Mac Battery (2026)

Apple removed battery time remaining from macOS in 2016. Here is everything you need to know about why it happened, what options you have today, and the best way to get exact battery time back on your Mac.

The Problem: macOS Only Shows Battery Percentage

If you click the battery icon in your Mac's menu bar, you will see a percentage. 54%. 37%. 82%. But what does that actually mean in terms of time? Is 54% two hours or four hours? It depends entirely on what you are doing.

Before December 2016, macOS showed a time remaining estimate right in the menu bar. You could glance up and see "3:24 remaining" and plan your day accordingly. Then Apple removed it.

The official explanation from Apple was that the time remaining estimate "varied too much" based on what applications you were running. A user browsing Safari might see 6 hours remaining, then open Final Cut Pro and watch it drop to 2 hours. Apple decided the fluctuation was confusing, so they removed the feature entirely.

What macOS Shows You Today

As of macOS Sonoma and Sequoia, clicking the battery icon in the menu bar shows you:

• Battery percentage (e.g., 54%)
• Whether your Mac is plugged in or running on battery
• Power source information
• A link to battery settings

That is it. No time estimate. No prediction. No way to know if you have enough battery for your next meeting, flight, or study session without mentally estimating based on past experience.

Option 1: Check Activity Monitor (Limited)

You can open Activity Monitor, click the Energy tab, and see which apps are using the most energy. This gives you a general idea of what is draining your battery but does not tell you when it will actually run out.

Activity Monitor also requires you to actively open it and check. There is no persistent indicator in the menu bar showing real-time battery predictions.

Option 2: Terminal Command (One-Time Snapshot)

You can run pmset -g batt in Terminal to see a time remaining estimate. This gives you a one-time snapshot, but you have to run it manually each time, and it does not update in real-time as your workload changes.

Option 3: TurtleBar (Real-Time, Always Visible)

TurtleBar is a native macOS menu bar app that restores what Apple removed and goes further. It shows the exact time your battery will die, right in your menu bar, updated in real-time based on your actual workload.

You can choose between two display formats: absolute time ("3:47 PM") so you know exactly when you need a charger, or relative time ("2h 34m") so you know how much working time you have left.

Beyond time remaining

TurtleBar is not just a time display. It includes:

• Smart Low Power Mode: Automatically toggles Low Power Mode when your battery hits a threshold you set (e.g., 40%), saving you significant battery life before it is too late.
• Per-app power rules: Some apps are battery killers. TurtleBar lets you configure automatic power management on a per-app basis.
• Battery percentage triggers: Set custom actions based on specific battery levels.
• Lightweight: Less than 1% CPU usage. Native macOS. No Electron. No bloat.

Why Real-Time Predictions Matter

Apple's original complaint was valid: battery time estimates do vary based on what you are doing. But the solution should not be removing the information entirely. The solution is making the estimates smarter.

TurtleBar reads your current power consumption and adjusts the time estimate as your workload changes. Open Zoom? The time drops. Close it and go back to writing? The time goes up. You always see an estimate based on what you are doing right now, not an average from hours ago.

Frequently Asked Questions

Can I see battery time remaining on Mac natively?

Not since macOS 10.12.2 (December 2016). Apple removed the time remaining indicator from the battery menu bar item. You need a third-party app like TurtleBar to get this functionality back.

Why doesn't my Mac show battery time remaining?

Apple removed it because time estimates "varied too much" based on what apps you were running. They decided showing only a percentage was less confusing. Many users disagree, which is why apps like TurtleBar exist.

Does this work on MacBook Air and MacBook Pro?

Yes. TurtleBar works on any Mac running macOS 14 (Sonoma) or later, including all MacBook Air and MacBook Pro models with Apple Silicon or Intel processors.