iGMS vs OwnerRez: Head-to-Head Comparison
TL;DR: iGMS and OwnerRez both target short-term rental operators. Pick **[iGMS](/igms-review/)** if: Airbnb-first hosts who want AI-drafted guest replies, a unified inbox, and basic team tools at a price point that doesn't require a sales call. Pick **[OwnerRez](/ownerrez-review/)** if: Hands-on owners who want transparent pricing, direct-booking websites, and deep messaging automation without a sales call.
Category: Property Management Software · iGMS · OwnerRez
At a glance
| iGMS | OwnerRez | |
|---|---|---|
| Category | Affordable AI-messaging-first PMS for individual Airbnb hosts and small portfolios | Per-property PMS with transparent sliding-scale pricing, built for hands-on vacation rental owners |
| Founded | 2015 | 2009 |
| HQ | North Vancouver, BC, Canada | Seattle, WA, USA |
| Pricing | from $20/mo | from $40/mo |
| Best for | Airbnb-first hosts who want AI-drafted guest replies, a unified inbox, and basic team tools at a price point that doesn’t require a sales call. | Hands-on owners who want transparent pricing, direct-booking websites, and deep messaging automation without a sales call. |
| Overall | 7.1/10 | 7.1/10 |
Feature-by-feature
| Feature | iGMS | OwnerRez |
|---|---|---|
| Channel manager | ✅ Native | ✅ Native |
| Unified inbox | ✅ Native | ✅ Native |
| Direct booking site | ⚠️ Partial | ✅ Native |
| Task management | ✅ Native | ⚠️ Partial |
| AI guest messaging | ✅ Native | ⚠️ Partial |
| AI that takes actions | ⚠️ Partial | — |
| Automation rules | ✅ Native | ✅ Native |
| Pricing optimizer | 🔌 Via integration | 🔌 Via integration |
| Open API | ⚠️ Partial | ✅ Native |
| Mobile app | ✅ Native | ⚠️ Partial |
| Multi-calendar | ✅ Native | ✅ Native |
| Accounting / reporting | ⚠️ Partial | ⚠️ Partial |
| Revenue management | ⚠️ Partial | ⚠️ Partial |
Scores by dimension
| Dimension | iGMS | OwnerRez |
|---|---|---|
| Ease of use | 8/10 🏆 | 6/10 |
| Features depth | 6/10 | 8/10 🏆 |
| Value for money | 8/10 | 9/10 🏆 |
| Support | 6/10 | 8/10 🏆 |
| AI capability | 7/10 🏆 | 4/10 |
| Scalability | 5/10 | 7/10 🏆 |
| Learning curve | 8/10 🏆 | 5/10 |
| Pricing transparency | 9/10 | 10/10 🏆 |
Where iGMS wins
- Ease of use — 8/10 vs 6/10
- AI capability — 7/10 vs 4/10
- Learning curve — 8/10 vs 5/10
Where OwnerRez wins
- Features depth — 8/10 vs 6/10
- Support — 8/10 vs 6/10
- Scalability — 7/10 vs 5/10
Which one should you pick?
Pick iGMS if: Airbnb-first hosts who want AI-drafted guest replies, a unified inbox, and basic team tools at a price point that doesn’t require a sales call. Pick OwnerRez if: Hands-on owners who want transparent pricing, direct-booking websites, and deep messaging automation without a sales call.
Pick by operator profile
| Profile | Winner | Why |
|---|---|---|
| Solo host (1-5 units) | iGMS | Higher profile fit (7.7 vs 6.8). |
| Boutique operator (6-20 units) | Tie | Both score within a rounding error on this profile — pick on pricing and gut. |
| Professional PM (20+ units) | OwnerRez | Higher profile fit (7.6 vs 6.8). |
| Enterprise (100+ units) | OwnerRez | Higher profile fit (7.4 vs 6.5). |
| Multi-market operator | OwnerRez | Higher profile fit (7.2 vs 7.0). |
| Tech-forward, AI-first | iGMS | Higher profile fit (7.5 vs 6.6). |
| Budget-conscious | OwnerRez | Higher profile fit (8.6 vs 8.2). |
iGMS in one paragraph
iGMS — Affordable AI-messaging-first PMS for individual Airbnb hosts and small portfolios. Strengths: Airbnb Preferred Software Partner, Booking.com Certified Connectivity Partner, Vrbo Connected Partner; AI guest-messaging automation is the headline feature and it works on Airbnb’s native channel; Strong native mobile app (iOS + Android) with feature parity. Weaknesses: Messaging has a perceptible delay — not true real-time on incoming guest messages; 30-day multi-property calendar view missing; UX feels cramped at scale. Full iGMS review →
OwnerRez in one paragraph
OwnerRez — Per-property PMS with transparent sliding-scale pricing, built for hands-on vacation rental owners. Strengths: Transparent public pricing — rare in the category, no sales call needed; 4.9/5 on Capterra, 5.0/5 on G2 — highest user-satisfaction scores in vacation rental software; Strong direct-booking website builder with branded sites and renter agreements. Weaknesses: Initial setup is notoriously complex — lots of toggles, learning curve before value; Accounting features remain light vs true trust-accounting PMSes (Streamline, Track, Escapia). Full OwnerRez review →
See also
- All Property Management Software comparisons
- 5stelle vs iGMS
- 5stelle vs OwnerRez
- AirDNA vs iGMS
- AirDNA vs OwnerRez
- Amenitiz vs iGMS
- Amenitiz vs OwnerRez
FAQ
Is iGMS or OwnerRez cheaper?
iGMS is cheaper at the entry level ($20/mo vs $40/mo).
Does iGMS have better AI than OwnerRez?
iGMS scores higher on ai capability — 7/10 vs 4/10.
Which is easier to use, iGMS or OwnerRez?
iGMS scores higher on ease of use — 8/10 vs 6/10.
Can I switch from iGMS to OwnerRez?
Yes, but plan for migration cost: channel reconnections, template rebuilds, automation recreation, and team retraining. Both iGMS and OwnerRez export reservation history; neither exports their automation rules cleanly. Run both in parallel for at least two weeks before cutting over.