Expertimer is the portable lab notebook with a timer, chemicals, integrated photos, videos and preset notes, which allow researchers tracking lab experiments and writing lab reports automatically. Expertimer is the perfect portable lab notebook.

- Multiple reactions in parallel with stand-alone alarms
- Addition of chemicals with stoichiometry and PubChem search
- Calculate moles, weight, and volume
- View your reaction scheme
- History track with integrate photos and preset notes
- Email history track (time changes, notes and photos)
- Export history track to iTunes
- Interchangeable stopwatch and countdown
- Archive for all reactions
- iCloud to share reactions between devices and with the whole world.

You should use Expertimer to:
- Follow your reactions in parallel
- Better manage your research time
- Get promptly alerted when your reaction is finished
- Measure the REAL time of your reaction (+/- 1 sec)
- Easily check your research progress
- Enhance reaction reproducibility
- Share your research progress with your peers
- Write compelling reports for your supervisor
- Write experimental part for papers and thesis chapters

Why you should trust us:
- We are chemists working for international research institutes and the pharmaceutical industry
- We have years of experience in basic research and students supervision
- Expertimer has already been beta-tested by bachelor, master and PhD students

Do you have any suggestions or enquires?
We strive to improve Expertimer for our end users and develop new features based on your needs.
We would love to hear your feedback. Do not hesitate to contact us.

What’s New

Version 3.0.0

Expertimer has been completely redesigned and is now compatible with iPad for a full lab notebook experience. The new Expertimer allows:
- The design of chemical reaction and amounts in an easy and efficient way. You can search for molecular weight and IUPAC name in PubChem and add reaction schemes, calculate mols, masses, volumes and concentrations for maximum productivity.
- The upload and download of reactions to the private iCloud account to share them between your devices.
- The upload and download of reactions to the public iCloud to share your reaction with the whole world

Ratings and Reviews

1.0 out of 5
1 Rating

1 Rating

Frightmaster ,


Crashes on start up.

Developer Response ,

This issue is fixed in the current version. Enjoy.


Marco Ranocchiari
13.7 MB

Requires iOS 8.0 or later. Compatible with iPhone, iPad, and iPod touch.


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Age Rating
In-App Purchases
  1. Ad-Free $0.99


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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