10 Best Interval Timers Under $100 for Smarter Workouts in 2026

The right interval timer keeps work and rest periods consistent without forcing you to watch a phone or wall clock. The options in this roundup cover compact Gymboss timers, rechargeable magnetic models, and large-display gym clocks.

We selected 10 interval timers under $100 with different strengths, including portability, programmable workout modes, remote control, visibility, and battery convenience.

Best 10 Interval Timers Under 100 Picks for 2026

Best Compact Pick – Gymboss Interval Timer

For shoppers comparing interval timers under 100, the Gymboss Interval Timer is a compact option for basic interval training. It supports one or two programmable intervals from two seconds to 99 minutes, with automatic repetition for up to 99 rounds.

Best For: Portable HIIT, Tabata, running, strength training, and martial arts workouts.

Pros:

• Small pager-sized design with a removable belt clip.
• Offers chime and vibration alerts with adjustable alarm duration.
• Includes stopwatch and clock functions.
• Sweat- and impact-resistant construction.

Cons:

• AAA battery is required and is not included.
• Limited to one or two interval settings at a time.

This is a practical choice when portability and straightforward interval control matter most. Its simple display and battery-powered design suit users who want a dedicated workout timer without a large wall-mounted unit.

Best Multi-Mode Pick – Rechargeable Magnetic Gym Timer

Among interval timers under 100, this rechargeable magnetic model stands out for combining workout presets with everyday timing functions. It includes eight fitness modes, count-up and countdown timing, and a built-in battery for cord-free use.

Best For: Home gyms, garage gyms, CrossFit, boxing, kitchen timing, and Pomodoro sessions.

Pros:

• Preprogrammed modes include HIIT, Tabata, EMOM, FGB, SIT, and Pomodoro.
• Four rear magnets and a foldable kickstand support flexible placement.
• Rechargeable 1000mAh battery with Type-C charging.
• Three-color LED display, adjustable brightness, and four sound modes.

Cons:

• Its larger feature set may be more than needed for simple interval timing.
• Battery life depends on display brightness and use of the sound features.

This timer is a versatile fit for buyers who want one device for structured workouts and household timing. Its magnetic mounting, stand, and portable rechargeable design make it especially adaptable across training spaces.

Best Outdoor Pick – Gymboss Plus Interval Timer

For interval timers under 100 that may be used outdoors, the Gymboss Plus adds increased water resistance to a compact interval timer design. It programs one or two intervals from two seconds to 99 minutes and can repeat them up to 99 times.

Best For: Outdoor workouts, group classes, running, and training environments where a loud alert is useful.

Pros:

• Increased water resistance for exposure to moisture such as rain.
• Very loud beep is suitable for group classes and outdoor use.
• Vibration-only mode is available when a quieter alert is preferred.
• Includes stopwatch, clock, and a secure removable belt clip.

Cons:

• AAA battery is required and is not included.
• Supports only one or two interval programs at a time.

The Gymboss Plus is a strong choice for users who need a wearable timer with an audible alert that can carry across a workout space. Its moisture resistance and vibration option make it more adaptable than a basic beep-only timer.

Best Large-Display Pick – Synergee Wall Timer

For buyers seeking interval timers under 100 with room-wide visibility, the Synergee wall-mounted timer uses a 16.5-inch high-contrast LED display. It includes preset Tabata and EMOM programs, count-up and countdown modes, and fully customizable workout timing.

Best For: Home or commercial gyms where a large, easily visible display is more important than portability.

Pros:

• Bright red and blue numbers are designed to be visible across a workout space.
• Includes preset 10- and 20-minute Tabata and EMOM programs.
• Customizable rounds, minutes, and seconds support varied routines.
• Remote control has a stated 60-foot range.

Cons:

• Wall-mounted design is not suited to portable workouts.
• Remote batteries are not included.
• Its 16.5-inch body requires more installation space than compact timers.

This timer makes sense for a dedicated training area, especially when athletes need to check the clock from across the room. The specialized EMOM cues and large display are useful advantages for coached sessions and group workouts.

Best for Easy Setup – Gymboss Interval Timer and Stopwatch

For shoppers comparing interval timers under 100, the Gymboss Interval Timer offers a compact, straightforward design for workouts that use one or two repeating intervals. Its belt clip, audible and vibration alerts, and stopwatch function make it practical for training on the move.

Best For: HIIT, Tabata, boxing, running, strength training, and other workouts where a small wearable timer is useful.

Pros:

• Programs one or two intervals from two seconds to 99 minutes.
• Auto mode supports up to 99 repeats.
• Offers both chime and vibration notifications with adjustable alarm duration.
• Includes a removable belt clip and built-in stopwatch and clock.

Cons:

• Requires one AAA battery, which is not included.
• Does not offer a rechargeable battery.

Choose this model if portability and simple interval programming matter more than a large display or advanced workout presets. Its pager-sized body is easy to carry, while the sweat- and impact-resistant construction suits regular training.

Best Display Pick – LUCORB Portable Gym Timer

Among interval timers under 100, the LUCORB Portable Gym Timer stands out for its progress-focused display and multiple preset modes. It shows the current interval, rounds, and remaining time while supporting customized work-to-rest plans.

Best For: Home gyms, boxing, HIIT, Tabata, EMOM training, and users who want visual workout progress.

Pros:

• Includes seven preset modes plus nine customizable interval plans.
• Displays a time progress bar, interval rounds, and remaining rest time.
• Provides a three-second countdown warning at the end of each round.
• Rechargeable battery runs for up to 20 hours and the rear magnet attaches to gym equipment.

Cons:

• The listed battery life is up to 20 hours per charge.
• Its larger 6.3-inch width is less compact than a pager-style timer.

This is a useful choice when seeing workout progress at a glance is important. The rechargeable design and magnetic backing support home-gym use, while the extra modes make it more flexible than a basic single-purpose timer.

Best Rechargeable Pick – Gymboss Charge Interval Timer

For interval timers under 100 that prioritize reusability and visibility, the Gymboss Charge combines familiar one- or two-interval programming with a rechargeable battery and backlit LCD. It is designed for demanding workout environments, including heavy sweat and continuous rain.

Best For: Frequent HIIT, cardio, strength, and outdoor training where rechargeable power and weather resistance are valuable.

Pros:

• Programs one or two intervals from two seconds to 99 minutes.
• Rechargeable battery can last for months on a single charge, with cable included.
• Backlit LCD improves visibility in different lighting conditions.
• Weatherproof for heavy continuous rain, sweat, and humidity; includes chime and vibration alerts.

Cons:

• It cannot be submerged or used in a pool.
• It has a compact pager-style display rather than a large workout clock.

The Charge is the strongest fit for buyers who want the simple Gymboss format without regularly replacing AAA batteries. Its weatherproof build broadens its use outdoors, provided it is kept out of pools and other submerged conditions.

Best Portable Gym Timer – ANJANK Small Portable Gym Timer

For interval timers under 100, the ANJANK stands out as a portable option with broad workout support. Its magnetic back, built-in remote, rechargeable battery, and bright adjustable display make it practical for home gyms, garages, and boxing workouts.

Best For: Portable home and garage workouts requiring customizable intervals and flexible placement.

Pros:

• Supports Tabata, FGB, countdown, count-up, EMOM, stopwatch, and three custom programs.
• Built-in magnet and included remote simplify mounting and control.
• Rechargeable battery provides up to 40 hours of use per charge.
• Four brightness levels and adjustable volume improve usability.

Cons:

• Its compact screen may be less visible from a distance than a large wall timer.
• The remote is stored on the back, which may be easy to overlook.

This is a versatile pick when portability matters more than maximum display size. The custom programs and long battery life suit varied training routines, while the magnet keeps it convenient around metal equipment.

Best Compact Interval Timer – Gymboss Interval Timer and Stopwatch

Among interval timers under 100, the Gymboss is a simple, pocket-sized choice for athletes who want focused timing without a large display. It handles one or two repeating intervals, includes stopwatch and clock functions, and provides both chime and vibration alerts.

Best For: Runners, lifters, and HIIT users who prefer a lightweight belt-clip timer.

Pros:

• Times one or two intervals from two seconds to 99 minutes.
• Auto mode repeats intervals for up to 99 cycles.
• Chime and vibration notifications offer discreet alert options.
• Sweat- and impact-resistant design includes a removable belt clip.

Cons:

• Requires one AAA battery, which is not included.
• The small pager-style display is less suitable for viewing across a gym.

The Gymboss is best when minimal size and straightforward interval repetition are priorities. It lacks the large-screen visibility of wall timers, but its clip-on design and vibration alert are useful for mobile training.

Best Large-Display Timer – 12-Inch LED Gym Timer Clock

For interval timers under 100 intended to be seen across a room, this 12-inch LED gym timer prioritizes visibility. It combines Tabata, FGB, EMOM, countdown, count-up, and stopwatch functions with ten customizable programs and a remote control.

Best For: Home gyms, boxing studios, classrooms, and other spaces needing a highly visible timer.

Pros:

• Large 12-inch display uses 3-inch digits for distance viewing.
• Offers three fixed workout modes plus ten customizable programs.
• Five brightness levels and a mute option help adapt it to different settings.
• Supports desk placement or wall mounting and includes a 10-second preparation function.

Cons:

• It cannot run on batteries and requires USB power or a power bank.
• The 120 dB alert may be too loud unless muted.

This is the strongest choice for group workouts or rooms where a compact timer would be hard to read. Its main trade-off is reduced portability because it depends on an external power source.

How We Picked the Best Interval Timers Under 100

We focused on the features that matter during real workouts: clear displays, reliable countdowns, useful interval programming, audible alerts, portability, mounting options, and straightforward controls. The selection includes simple stopwatch-style timers as well as larger programmable clocks for home gyms, boxing spaces, and group training.

Because workout setups vary, we did not treat one design as universally best. A compact timer may be ideal for travel or outdoor sessions, while a wall-mounted LED model can be easier to read across a room. Battery type, remote operation, and preset modes also influence which timer offers the best value.

Quick Comparison

Timer type	Best suited for	Main advantage
Compact stopwatch-style	Personal training and travel	Portable, simple, and quick to use
Rechargeable magnetic	Home gyms and changing stations	Flexible placement without disposable batteries
Large LED wall timer	Garages, studios, and group workouts	High visibility from a distance
Programmable interval clock	HIIT, Tabata, EMOM, and boxing	Automated work-rest routines

Key Buying Factors

Programming and Workout Modes

Look for dedicated HIIT, Tabata, EMOM, FGB, or custom interval settings if you repeat structured workouts. A basic stopwatch is sufficient for manually timed sessions, but preset modes reduce setup time and mistakes.

Display Visibility and Alerts

Large LED digits are useful when the timer sits across a room. For close-range training, a compact display may be enough. Check whether the timer provides a loud buzzer, visual progress indicators, or both, especially if music or coaching makes audio alerts harder to hear.

Power, Mounting, and Controls

Rechargeable models can be convenient for frequent use, while replaceable batteries may be preferable for long-term simplicity. Magnetic backs help on racks and metal equipment; wall-mounted designs work better when the timer should remain in one fixed location. A remote control is particularly useful for large displays.

Who Should Buy Which Interval Timers Under 100?

Choose a compact Gymboss-style timer if portability and simple operation matter most. These are practical for individual athletes, coaches moving between stations, and workouts away from home.

Choose a rechargeable magnetic timer if you train in a home gym and want flexible placement, preset modes, and less battery maintenance.

Choose a large LED timer if several people need to see the countdown or you train in a garage, studio, or boxing area. Prioritize digit size, remote control, and strong alerts.

Choose a programmable wall-mounted clock if you regularly run repeatable HIIT, Tabata, EMOM, or circuit sessions. The extra size and programming can justify the space when consistency matters more than portability.