Rentalize vs TenantSync: An Honest Comparison
Both are Irish-built property management platforms. They serve very different customers. This page shows you which one fits your portfolio, written by Rentalize, but with an honest take on where TenantSync is the right call.
Pick the tool built for the customer you actually are.
Both platforms serve the Irish market. The right choice depends almost entirely on whether you are a private landlord with a small portfolio, or a council, housing body, or property management company running schemes and reporting to regulators.
Pick TenantSync if
You manage under 10 units as a private landlord, you mostly need RTB deadline reminders and bank reconciliation, and you want a self-serve free trial without talking to anyone. TenantSync is purpose-built for that audience.
Pick Rentalize if
You are a local authority, AHB, PMC, or developer running HAP, RAS, Cost Rental, Affordable Purchase, Part V, or Choice-Based Letting, you need ISO-certified audit trails for procurement, or you manage 50+ units across multiple schemes.
When TenantSync Wins. When Rentalize Wins.
We are not going to tell you Rentalize is better for everyone. It is not. Here is when each platform is the right call.
You are a solo or small Irish landlord
- You manage 1 to 10 units yourself, no team, no dedicated admin.
- Your top concern is missing an RTB deadline and getting fined.
- You bank with AIB, BOI, or Revolut and want automatic reconciliation.
- You want to sign up online for a free trial without booking a demo.
- You do not deal with HAP, RAS, Cost Rental, Part V, or social housing.
You run schemes, not just rentals
- You are a local authority, AHB, PMC, or developer.
- You administer HAP, RAS, Cost Rental, Affordable Purchase, or Part V.
- You need ISO 27001 / 27018 / 27701 certification for procurement.
- You need a full audit trail on every applicant decision.
- You manage 50 to 2,000+ units, often across multiple schemes.
- You want real-time bank-to-bank rent collection (Rentalize Pay), not just reconciliation after the fact.
A Side-by-Side Look at What Each Platform Does
Based on publicly available information from both vendors as of May 2026. If something is missing, it is not a criticism, it just means TenantSync has not pitched it for that audience.
| Capability | Rentalize | TenantSync |
|---|---|---|
| RTB compliance & deadline tracking | ||
| Bank reconciliation (AIB, BOI, Revolut) | ||
| Real-time bank-to-bank rent collection (open banking + DD) | ||
| Maintenance request tracking | ||
| Mobile-first landlord app | ||
| Self-serve free trial (no demo required) | ||
| HAP (Housing Assistance Payment) management | ||
| RAS & Cost Rental scheme administration | ||
| Affordable Purchase scheme portal | ||
| Part V compliance workflow | ||
| 31 Irish LA differential rent schemes modelled | ||
| Choice-Based Letting workflow | ||
| AI-driven applicant scoring & fraud detection | ||
| Immutable per-decision audit trail | ||
| DHLGH / NOAC / regulator reporting | ||
| ISO 27001 (Information Security) | ||
| ISO 27018 (Cloud personal data) | ||
| ISO 27701 (Privacy information management) | ||
| EU-only data residency, no US subprocessors | Not stated | |
| Named local authority customer in production | Meath CC since 2022 | |
| Public team / founder transparency | ||
| Scales to 2,000+ units | Not pitched |
Sources: tenantsync.ie public site and pricing page, accessed May 2026. If TenantSync has shipped any of the items marked unavailable, we will update this page on request.
Private Irish landlords with small portfolios
TenantSync's positioning headline is "Stop Missing RTB Deadlines." That tells you exactly who they sell to. Their pricing is gated, their trial is self-serve, and their feature set is centred on RTB compliance and bank reconciliation, the things a private landlord with a few properties actually worries about. Strong content marketing through their blog has earned them top organic rankings for landlord and RTB keywords.
Public sector, AHBs, PMCs, developers
Rentalize is built for the institutional end of the Irish housing market. Local authorities running Affordable Purchase, AHBs managing CALF-funded units, PMCs administering Cost Rental, and developers handling Part V obligations. Customers are referenced (Meath CC since 2022), founders are public, and certification (ISO 27001 / 27018 / 27701) is built around the audit requirements of public sector procurement.
Common Questions About Choosing Between Rentalize and TenantSync
Is Rentalize more expensive than TenantSync?
Can I use both?
Why does ISO 27001 / 27018 / 27701 matter?
What does TenantSync do better than Rentalize?
Does Rentalize work in the UK as well?
How do I know Rentalize is real and not just a deck?
Not Sure Which Side of the Comparison You Are On?
Book a 30 minute demo. Tell us your portfolio size and what schemes you handle. If TenantSync is genuinely the better fit, we will say so.