Jolly Logic AltimeterTwo

Jolly Logic AltimeterTwo
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Have you ever built a rocket? A little one with fins or something more complex? The coolest part is launching it and watching it soar, but wouldn’t it be amazing to know exactly how high and fast it flew? That’s where the Jolly Logic AltimeterTwo comes in. Think of it as a tiny high-tech co-pilot for your rocket adventures.
This isn’t just for beginners blasting off their first model. Even experienced rocketeers can use the AltimeterTwo to fine-tune their rockets and break their records. This review will tell you everything you need to know about this cool gadget: what it can do, how it works, and why it’s awesome for rocketeers like you.
Imagine this: your rocket zooms up into the sky, the AltimeterTwo tucked safely inside. It measures how high it goes (up to almost 30,000 feet!), how fast it blasts off, and even keeps track of other things like how long it flies. Then, when you recover your rocket, you can check the AltimeterTwo and see exactly how your creation performed. Pretty sweet, right?
This review will help you determine whether the AltimeterTwo is the missing piece for your rocket projects. We’ll discuss all its features, how easy it is to use, and any downsides to consider. By the end, you’ll know if the AltimeterTwo is the secret weapon to launch your rockets (and knowledge) to new heights!

Jolly Logic AltimeterTwo

  •  Color: Black
  • Brand: ‎Jolly Logic
  • Item Weight:  ‎0.24 Ounces

Product Review

Design and Build Quality: The AltimeterTwo’s design triumphs in efficiency and user-friendliness. Its diminutive dimensions do not hinder its durability. Crafted to fit snugly within the confines of even the most compact rockets, it doesn’t add unnecessary weight or bulk, ensuring the rocket’s performance remains uncompromised. The casing is sturdy and designed to withstand the rigors of rocket launches, including the intense acceleration and deceleration and the occasional rough landing.

Performance and Accuracy: The AltimeterTwo can measure altitudes up to 29,500 feet, catering to a wide range of rocketry activities. Its noteworthy precision allows enthusiasts to measure their rocket’s peak altitude and top speed accurately. This feature is indispensable for those looking to improve their rocket designs systematically, as it provides concrete data on which to base modifications. 

Jolly Logic AltimeterTwo

Usability and Features: One of AltimeterTwo’s most laudable features is its simplicity. The device is plug-and-play, requiring no intricate setup processes. Its rechargeability via any USB port underscores its convenience, ensuring it is always ready for action. The clear and straightforward display provides at-a-glance insights immediately after retrieval from the rocket’s payload bay. This instant feedback loop is crucial for hobbyists and professionals alike, enabling quick adjustments and decisions on the field.

Integration with Rockets: The AltimeterTwo’s design considers the diverse universe of rocketry, ensuring it integrates seamlessly with a vast array of rocket models and sizes. This universal compatibility is a significant advantage, as it removes the need for specialized adapters or modifications to accommodate the altimeter, making it a plug-and-play solution for nearly any rocketry project.

In summary, the Jolly Logic AltimeterTwo impresses with its compactness, robust performance, and user-oriented design. It embodies what modern rocketry enthusiasts need – reliability, accuracy, and ease of use. Whether you are a beginner looking to get serious about rocketry or a seasoned professional aiming for precision, the AltimeterTwo offers a blend of features that promises to elevate your rocketry experience to new heights.


  • Compact and Lightweight: The AltimeterTwo’s tiny dimensions and minimal weight are significant advantages. They ensure that it can be incorporated into almost any rocket without impacting its flight dynamics. This feature is particularly beneficial for competitive rocketry, where every gram counts.
  • High Accuracy: Offering measurements up to 29,500 feet with the option to toggle between MPH and KPH for speed, the AltimeterTwo boasts high accuracy. This precision is crucial for evaluating and improving rocket designs, making it an invaluable tool for hobbyists and professionals.
  • User-Friendly Design: The device’s plug-and-play nature and USB rechargeability make it user-friendly. Its simplicity is consistent with its functionality, allowing even novice rocketeers to benefit from detailed flight data.
  • Immediate Feedback: The clear and straightforward display provides instant access to flight data upon recovery, facilitating rapid analysis and decision-making in the field. This immediacy is invaluable for iterative testing and modifications.


  • Price Point: The specificity and sophistication of the AltimeterTwo come at a cost, potentially making it a significant investment for hobbyists. The price may be prohibitive for beginners or those on a tight budget.
  • Limited to Rocketry: While perfect for rockets, its specialised design means the AltimeterTwo is not versatile for other applications. Users looking for a multi-purpose altimeter might find this focus too narrow.
  • Measurement Capabilities:
    • Measures peak altitude up to 29,500 feet (approximately 9,000 meters).
    • Record top speed in MPH (Miles Per Hour) and KPH (Kilometers Per Hour).
  • Physical Dimensions:
    • Tiny and compact size: 0.57 x 0.71 x 1.93 inches (14.5 x 18 x 49 mm).
  • Power and Charging:
    • Rechargeable via any USB port, ensuring ease of use and convenience for continuous operation.
  • Design and Durability:
    • Robust design engineered to withstand the harsh conditions of rocket launches and recoveries.
    • Lightweight construction that does not impact the flight dynamics of rockets.
  • User Interface:
    • Features a straightforward display that provides immediate feedback on flight data post-recovery.
    • User-friendly operation with minimal setup required, ideal for both beginners and experienced rocketeers.
  • Compatibility:
    • Designed specifically for use with rockets, making it a highly specialized tool for rocketry enthusiasts.
  • Additional Features:
    • Offers plug-and-play simplicity, eliminating complicated setup procedures.
    • Durable and designed to last, capable of enduring the rigors of multiple launches.

Read more about Best Altimeters.


The AltimeterTwo is known for its high accuracy in measuring peak altitudes up to 29,500 feet and top speeds in MPH or KPH. Its precision makes it an invaluable tool for evaluating and refining rocket designs.

The AltimeterTwo’s compact size and lightweight design make it versatile for various rockets, from small hobbyist models to larger, more sophisticated designs.

Absolutely. The AltimeterTwo is designed with simplicity in mind. It is a plug-and-play device that requires no complex setup, making it accessible for beginners while offering the depth of data experienced rocketeers need.

The AltimeterTwo can be recharged in any USB port, offering convenient charging options. Battery life varies based on usage, but its efficient design ensures it is ready for multiple launches on a single charge.

Yes, the AltimeterTwo provides immediate feedback on flight performance, including peak altitude and top speed. While it displays data immediately after recovery, users typically note these readings manually for in-depth analysis as the device does not have built-in memory for historical data storage.

Thanks to its robust construction, the device is built to endure the harsh conditions associated with rocket launches and recoveries, including high-speed impacts and rough landings.

This AltimeterTwo is like the ultimate toolkit for anyone into rocketry. It’s accurate and can track how high and fast your rocket zooms, up to 29,500 feet! It’s tiny and challenging, so it can handle the bumps of launching and landing.
The coolest part? It’s super easy to use. No need to be a rocket scientist (pun intended) to figure it out. You plug it in with a regular USB cable to recharge, and it shows you all the info right on the screen. No computer needed!
It is a bit pricey and only works for rockets, but if you’re serious about building rockets or want to learn more about how they fly, this thing is amazing. It’s like having a mini mission control right there in your pocket.
The AltimeterTwo is like a cheat code for rocketeers. It helps you track your progress, improve your designs, and reach new heights (literally!). It’s more than just a tool; it’s like a launching pad for taking your rocketry adventures to the next level.