Industry guide · 2026

Most reliable software for back office & professional services

Meetings drop, phones stop ringing, contracts can't be signed and staff can't clock in until service returns. We rank 117 vendors across 12 categories used by offices, teams and professional firms, by how often they fail, how long outages last and how honestly they report them.

Most reliable appointment scheduling software

13 vendors ranked by real-world reliability

  1. 1. Calendly · 100%100.0
  2. 2. Doodle · 100%100.0
  3. 3. SavvyCal · 100%100.0
  4. 4. Sign In Scheduling (formerly 10to8) · 100%100.0
  5. 5. YouCanBookMe · 100%100.0

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Most reliable business phone systems

16 vendors ranked by real-world reliability

  1. 1. Grasshopper · 99.96%94.6
  2. 2. JustCall · 99.96%93.4
  3. 3. CloudTalk · 99.91%89.6
  4. 4. GoTo Connect · 99.87%87.9
  5. 5. Quo (formerly OpenPhone) · 99.83%83.4

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Most reliable childcare management software

13 vendors ranked by real-world reliability

  1. 1. Brightwheel · 100%100.0
  2. 2. Famly · 100%100.0
  3. 3. Procare · 99.52%48.5

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Most reliable cloud storage & office suites

16 vendors ranked by real-world reliability

  1. 1. Tresorit · 100%100.0
  2. 2. SugarSync · 100%99.2
  3. 3. ShareFile · 99.99%96.0
  4. 4. Egnyte · 99.94%92.7
  5. 5. Dropbox · 99.88%85.5

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Most reliable e-signature software

14 vendors ranked by real-world reliability

  1. 1. BoldSign · 100%100.0
  2. 2. Juro · 100%100.0
  3. 3. Signeasy · 100%100.0
  4. 4. SignWell · 100%100.0
  5. 5. SignNow · 99.99%98.9

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Most reliable employee scheduling software

14 vendors ranked by real-world reliability

  1. 1. Buddy Punch · 100%100.0
  2. 2. Connecteam · 100%100.0
  3. 3. QuickBooks Time · 100%100.0
  4. 4. Shiftboard · 100%100.0
  5. 5. Homebase · 99.99%96.9

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Most reliable form & survey builders

15 vendors ranked by real-world reliability

  1. 1. Cognito Forms · 100%100.0
  2. 2. Google Forms · 100%100.0
  3. 3. Jotform · 100%100.0
  4. 4. Paperform · 100%100.0
  5. 5. Tally · 100%100.0

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Most reliable legal practice management software

16 vendors ranked by real-world reliability

  1. 1. MyCase · 99.97%92.6
  2. 2. Clio · 99.89%88.0
  3. 3. Actionstep · 99.88%86.8
  4. 4. Smokeball · 99.76%80.2
  5. 5. Litify · 98.87%57.2

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Most reliable password managers

12 vendors ranked by real-world reliability

  1. 1. Bitwarden · 99.98%96.3
  2. 2. Devolutions Cloud · 99.98%94.5
  3. 3. Keeper · 99.97%93.6
  4. 4. NordPass · 99.91%87.7
  5. 5. Dashlane · 100%87.6

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Most reliable project management software

16 vendors ranked by real-world reliability

  1. 1. Teamwork.com · 100%98.8
  2. 2. Hive · 99.96%92.7
  3. 3. Linear · 99.92%89.1
  4. 4. Basecamp · 99.95%87.8
  5. 5. Wrike · 100%87.6

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Most reliable team chat apps

16 vendors ranked by real-world reliability

  1. 1. Element · 100%100.0
  2. 2. Flock · 100%100.0
  3. 3. Mattermost · 100%100.0
  4. 4. Rocket.Chat · 100%100.0
  5. 5. Twist · 100%100.0

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Most reliable video conferencing platforms

12 vendors ranked by real-world reliability

  1. 1. Google Meet · 100%100.0
  2. 2. Livestorm · 99.99%98.1
  3. 3. Whereby · 99.95%93.8
  4. 4. GoTo Meeting · 99.94%92.1
  5. 5. RingCentral Video · 100%88.4

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Most reliable vendors in back office & professional services

#VendorCategoryScoreUptime (90d)
1CalendlyVisit site ↗Appointment Scheduling Software100.0100%
2DoodleVisit site ↗Appointment Scheduling Software100.0100%
3SavvyCalVisit site ↗Appointment Scheduling Software100.0100%
4Sign In Scheduling (formerly 10to8)Visit site ↗Appointment Scheduling Software100.0100%
5YouCanBookMeVisit site ↗Appointment Scheduling Software100.0100%
6BrightwheelVisit site ↗Childcare Management Software100.0100%
7FamlyVisit site ↗Childcare Management Software100.0100%
8TresoritVisit site ↗Cloud Storage & Office Suites100.0100%
9BoldSignVisit site ↗E-Signature Software100.0100%
10JuroVisit site ↗E-Signature Software100.0100%

Latest incidents in back office & professional services