CelebMatch.com
- Compares biorhythms with a celebrity's date of birth and that entered.
- http://www.celebmatch.com/

Biorhythms 4U
- Offers a variety of charts for sale, including celebrity samples.
- http://www.biochart.co.uk/

Free Daily Biorhythms
- Web based charting program with brief description of cycles.
- http://www.free-biorhythms.com/

Perbang: Biorhythm Calculator
- Web based script available for use on other sites.
- http://www.perbang.dk/orcapia.cms?aid=29

Biorhythm Calendar
- Personalized yearly calendar with biorhythm and astrological information.
- http://www.biorhythmcalendar.com/

G·Wave Solutions
- BioWIN software charts Primary, Secondary and I Ching Cycles, and includes celebrity samples.
- http://www.gwavesolutions.com/

Biorhythms
- Shareware program for Windows. [English and Danish]
- http://home22.inet.tele.dk/jfog

Biorhythms for Windows
- Software to calculate one person's graph, or compare graphs of two people for compatibility.
- http://www.acutech.com/daniunas/

The Celebrity Biorhythm Calculator
- Online calculator compares the graphs of two people. Database of celebrities to compare, or enter your own birthday.
- http://www.igbio.com/

Biochart
- Online calculation of one month's biorhythms with brief background information.
- http://www.biorhythm.ws/

Advanced Biorhythms
- A biorhythms calculator with charts, printable monthly calendar and partners' compatibility reports.
- http://www.whitestranger.com

Queensoft Software Development
- Developer of shareware and freeware applications and games, including a biorhythm charting program. Software overviews, screenshots, and downloads.
- http://queensoft.net/

Ugo's Web
- Find several programs and works about computer science, artificial intelligence and programming, and some Java games such as Biorhythm.
- http://www.ugosweb.com/

Bioweb
- Shareware charting software featuring 4 cycles, bio compatibility, people database, various printing options, and list of crictical days in the future.
- http://www.biorhythm.ca/

Encyclopedia.com - Biorhythm
- Brief description of biorhythms from an online encyclopedia.
- http://encyclopedia.com/html/b1/biorhyth.asp

Dynamic Biorhythms
- Windows software that calculates and compares biorhythms. Also provides associated astrology information.
- http://www.greenline-soft.com

1st Biorhythm
- Biorhythm plotting software program. Standard and I-Ching biorhythms.
- http://www.velns.org/firstbio/

Life Cycles Matrix(R) System and Synchronicity
- Working with birthdays and repeating life cycles for better insight in your life evolution in relationship, job, business, career, study, household or child caring.
- http://www.life-cycles-destiny.com/

My Biorhythms
- Biorhythm program for sale, with several report formats, charts and tools. Calculate compatibility quotients, export to other programs, and calendar.
- http://www.mybiorhythms.net/

BioLoveMatch.com
- Calculates the biorhythm compatibility between you and your (potential) loved one.
- http://www.biolovematch.com/

Biorhythms: Biorhythms and Cycles
- Many links to biorhythm, biocycle and related websites.
- http://members.amaonline.com/liz/bio.htm

Daily Biorhythms
- Your daily biorhythms plus a short interpretation.
- http://www.bio-chart.com/

Biorhythms Studio II
- Windows software to graph and analyze biorhythms, including compatibility.
- http://www.diplodock.com/Products/Software/DBS2.htm

BioStats
- BioStats, Biorhythms software for windows PCs, the 4 biorhythms and 4 extended (I-Ching) rhythms -- compatibility reading, print charts and reports.
- http://www.infinitetechnologies.co.za/software/biostats/index.html

Friends and Lovers
- Offers daily compatibility checks. The chart provides you and your partner's "balanced", "alert", and "critical" indications side by side for each day of the chart period.
- http://www.friendsandlovers.com/biorhythm/

Biomatch
- Matchmaking service offering gift, compatibility and daily biorhythm charts.
- http://www.biomatch.com

Biorhythms at Simple Software
- Biorhythm Generator software will generate, report, and print charts. For Windows operating systems.
- http://dialspace.dial.pipex.com/town/street/vn53/bio.htm

Retro Software Designs
- General information and online plotting program.
- http://www.retrodesigns.com/

Fast Web Biorhythm Charts
- Provides fast, free, bookmarkable biorhythm charts. Optional cookies allows daily viewing of chart without the re-entering of birthdays. Customize the chart size and color for easiest viewing/printing.
- http://www.sitefoundry.com/biorhythms/

Biorhythm Biorhythmus Bioritmo
- Winbio - shareware biorhythm program for Win95/NT. See and print biorhythm-charts, get an analysis for a certain day, see critical days. Languages: english deutsch italiano espanol
- http://www.biorhythm.com/

Sandman's Biorhythm
- Get a quick biorhythm chart for the current period. Fast chart generation
- http://www.sleepnet.com/bio.htm

DailyBiorhythm.com
- Shows your personal biorhythm.
- http://www.dailybiorhythm.com/

'SoftRhythm' Software
- Biorhythm software for PCs with Windows.
- http://www.saharasoftware.com/Biorhythm.html