YeniActiveSoftware

Bulk Email Sending Software

RosaSender is a multi-tenant platform that lets organisations prepare bulk email campaigns in one panel and send them through a queue-based engine. It handles bounces and complaints automatically, reports delivery, opens and clicks, and offers a REST API for sending from your own systems.

83+Features
10+Tech Details
7/24Support
MartaDeveloper

Developed by Marta Teknoloji

Mersin Technopark — R&D

Features & Capabilities

83 features
01

New Mail (Campaign Builder)

13 features
  • Send one campaign to one or more recipient groups; total recipient count shown live
  • Choose the From address from approved sender addresses
  • Rich text editor: headings, bold/italic/underline, lists, alignment, colour and highlight
  • Resizable tables and images in the editor; images up to 5 MB (JPEG, PNG, GIF, WebP, SVG)

+9 more

02

Sending Engine & Quotas

7 features
  • Queue-based background sending; delivery continues even if the panel is closed
  • Recipients are sent in batches of 100 at a controlled rate
  • Automatic retry of up to 3 attempts on failed sends
  • Suppressed and inactive contacts are skipped automatically

+3 more

03

Recipient Groups & Contacts

8 features
  • Create, edit and delete recipient groups with name, description and colour label
  • Contact details: email, first/last name, company, phone; edit and delete contacts
  • Bulk add by pasting addresses separated by line, comma or semicolon; "Name <address>" format recognised
  • Bulk CSV import; email, name, company, phone columns auto-detected (comma, semicolon, tab)

+4 more

04

Address Validation

6 features
  • Format checks on import: @ sign, spaces, consecutive dots, domain extension, length limits
  • Detects Turkish and non-ASCII characters and suggests a corrected address
  • Checks whether the domain accepts mail via its MX record (A record as fallback)
  • Addresses from disposable email services are rejected

+2 more

05

Suppressions & Recovery

9 features
  • Separate tabs for bounces, blocks, spam reports and invalid addresses
  • On a hard bounce the address is suppressed and removed from all groups
  • Soft bounces are counted; an address is auto-suppressed after 5 consecutive soft bounces
  • Spam complaints and unsubscribes auto-suppress the address and update the contact status

+5 more

06

Templates & Drafts

4 features
  • Create and edit email templates with name, category, subject and body
  • Duplicate a template to derive a new one; search templates
  • Drafts screen lists drafts and failed/cancelled campaigns to edit or delete
  • Convert a failed or cancelled campaign back to a draft and reuse it
07

Send History & Statistics

9 features
  • Campaign list: recipients, delivered, opens, clicks, bounces and open rate
  • Campaign statuses: draft, queued, sending, completed, failed, cancelled, archived
  • Search by campaign name and filter by sender address
  • One-click resend to failed recipients; archive completed campaigns

+5 more

08

Sender Addresses & REST API

9 features
  • Add or delete approved sender addresses with display name and set a default
  • Sender addresses are auto-approved based on SendGrid sender/domain authentication
  • Send email from your own software via REST API; up to 100 recipients per request
  • API rate limit: 60 requests per minute per organisation

+5 more

09

Users, Security & Audit

10 features
  • Add, edit, deactivate and delete users; last login time shown
  • Roles: admin, user (sending) and viewer (read-only); menus and actions by role
  • New users can set their own password via an email verification link
  • Plan-based user count limit

+6 more

10

Organisation Account, Subscription & Deployment

8 features
  • Self-service sign-up: organisation name and subdomain, email verification, 3-day trial
  • Dedicated subdomain and data isolated from other organisations
  • Default From name/email and organisation's own SendGrid API key (shown masked)
  • Subscription screen: plan, monthly email usage, trial period and payment history

+4 more

Technical Details & Architecture

10 specs
1
Sending architecture: Queue-based asynchronous sending; batches of 100 at a controlled rate
2
Delivery infrastructure: SendGrid; platform account or the organisation's own SendGrid API key
3
Event tracking: Real-time webhook events + automatic sync every 6 hours
4
Retry policy: 3 attempts per message with exponential backoff
5
REST API: Bearer API key; 100 recipients per request, 60 requests per minute
6
Attachment limits: Images 5 MB, 10 MB per file, 20 MB total per campaign
7
Authentication: Hashed passwords, 7-day sessions, TOTP two-factor authentication, 15-min lockout after 5 failures
8
Multi-tenancy: Isolated data and subdomain per organisation; plan-based monthly sending and contact quotas

Interested in this product?

Schedule a live demo or request a technical brief from our team.

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