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Head-to-head · Restaurant Reservation Software

OpenTable GuestCenter vs ResDiary

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score OpenTable GuestCenter #2 in Restaurant Reservation Software 9.1/10 30-day trial Free trial✓ 5 of 5 features Visit OpenTable
ResDiary #4 in Restaurant Reservation Software 8.8/10 Paid ✓ 1 of 5 features Visit ResDiary

OpenTable GuestCenter leads on 0 checks, ResDiary on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOpenTable GuestCenter · 9.1/10
  • Free trialonly OpenTable GuestCenter
  • Most featuresOpenTable GuestCenter · 5 of 5

OpenTable GuestCenter scores higher on our rubric for restaurant reservation software: 9.1 against 8.8 out of 10; our editors rank them #2 and #4.

OpenTable GuestCenter is the better fit for established restaurants seeking a mature reservation network. ResDiary is the better fit for restaurants needing advanced booking and guest insights.

  • OpenTable GuestCenter fits best

    Established restaurants seeking a mature reservation network

  • ResDiary fits best

    Restaurants needing advanced booking and guest insights

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature OpenTable GuestCenter 9.1/10 Visit ↗ ResDiary 8.8/10 Visit ↗
At a glance
Editor score 9.1 8.8
Ranking #2 in Restaurant Reservation Software #4 in Restaurant Reservation Software
Best for Established restaurants seeking a mature reservation network Restaurants needing advanced booking and guest insights
Pricing model Paid Paid
Starting price — €109/mo
Free plan — —
Free trial 30 days —
Deployment Cloud, Mobile Cloud, Mobile
Platforms Web, iOS, Android Web, iOS, Android
Integrations 200+ integrations 70+ integrations
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features OpenTable GuestCenter 5/5 · ResDiary 1/5
Waitlist management ✓ (best) Not checked yet
Deposits or prepayment ✓ (best) Not checked yet
Automated reminders ✓ (best) Not checked yet
Table management ✓ ✓
Multi-location support ✓ (best) Not checked yet
Specs
Booking channels Both Not checked yet
Included locations Not checked yet Not checked yet
Our review
Pros
  • Reservations across websites, OpenTable, and affiliate partner channels
  • Floor plans, waitlists, deposits, and automated table assignments
  • Guest profiles, POS integration, reporting, and marketing tools
  • Commission-free plans with booking limits up to unlimited
  • Bookings across websites, social media, Google, and partner channels
  • Table controls, waitlists, payments, reporting, CRM, and AI insights
Cons
  • Paid subscription with no time-unlimited free plan
  • Pricing varies by plan and usage-based fees may apply
  • Its broad feature set may exceed the needs of small, simple venues
  • No free plan is available
  • Monthly pricing may vary by region
  • Advanced features may exceed the needs of small venues
Our verdict

OpenTable GuestCenter is a restaurant management platform for restaurants and multi-location groups. It combines online reservations through restaurant websites, OpenTable, and affiliate partners with booking widgets, floor plans,…

Read the review →

ResDiary is a cloud-based reservation and table management system for restaurants, cafés, pubs, bars, hotels, and restaurant groups. It handles online bookings through websites, social channels, Google, and partner platforms, while also…

Read the review →
  1. OpenTable GuestCenterRestaurant Reservation Software 9.130-day trial
  2. ResDiaryRestaurant Reservation Software 8.8Paid

Strengths and trade-offs

  • OpenTable GuestCenter — where it wins

    • Reservations across websites, OpenTable, and affiliate partner channels
    • Floor plans, waitlists, deposits, and automated table assignments
    • Guest profiles, POS integration, reporting, and marketing tools

    Where it doesn't

    • Paid subscription with no time-unlimited free plan
    • Pricing varies by plan and usage-based fees may apply
    • Its broad feature set may exceed the needs of small, simple venues

  • ResDiary — where it wins

    • Commission-free plans with booking limits up to unlimited
    • Bookings across websites, social media, Google, and partner channels
    • Table controls, waitlists, payments, reporting, CRM, and AI insights

    Where it doesn't

    • No free plan is available
    • Monthly pricing may vary by region
    • Advanced features may exceed the needs of small venues
  • OpenTable GuestCenter9.1/10 · 30-day trial

    A broad restaurant management platform for teams that need reservations, tables, guests, and marketing.

    Visit OpenTableFull verdict →
  • ResDiary8.8/10 · Paid

    A full-featured booking system for restaurants that need controls, insights, and integrations.

    Visit ResDiaryFull verdict →

More comparisons

All restaurant reservation software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update