---
description: Get detailed information about Opt-Inbox and how it can help you meet your business needs. Learn more about Opt-Inbox price, benefits, and disadvantages for businesses in Singapore.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: Opt-Inbox Pricing, Cost & Reviews - Capterra Singapore 2026
---

Breadcrumb: [Home](/) > [Email Management Software](/directory/30553/email-management/software) > [Opt-Inbox](/software/142862/opt-inbox) > [Opt-Inbox Alternatives](https://www.capterra.com.sg/alternatives/142862/opt-inbox)

# Alternatives to Opt-Inbox

Canonical: https://www.capterra.com.sg/alternatives/142862/opt-inbox

> Explore the top alternatives to Opt-Inbox. Compare features, ratings, and reviews to find the best software for your needs.

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## Top Alternatives

1. **Gaggle Mail** — 4.6/5 (36 reviews) — A modern listserv replacement for organizations of all sizes. Simple cloud-based group email.
   - [View profile](https://www.capterra.com.sg/software/159732/gaggle-mail)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/159732/opt-inbox/vs/gaggle-mail)
2. **MailReach** — 5.0/5 (24 reviews) — MailReach helps businesses reach their prospects' inboxes by raising and maintaining their sending reputation and email deliverability.
   - [View profile](https://www.capterra.com.sg/software/1013592/mailreach)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/1013592/opt-inbox/vs/mailreach)
3. **Outlook Export** — 5.0/5 (5 reviews) — Outlook Export is Outlook email management utility that enables users with an option to export mailbox to another usable format.
   - [View profile](https://www.capterra.com.sg/software/155033/outlook-export)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/155033/opt-inbox/vs/outlook-export)
4. **MailBoxValidator** — 4.5/5 (52 reviews) — MailboxValidator verify and cleanup your email list. It connects to the mail server and checks whether the mailbox exists or not.
   - [View profile](https://www.capterra.com.sg/software/152461/mailboxvalidator)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/152461/opt-inbox/vs/mailboxvalidator)
5. **Unroll.me** — 4.2/5 (18 reviews) — Unroll.Me is an email subscription management platform that enables users to manage all subscription emails in one place.
   - [View profile](https://www.capterra.com.sg/software/1013061/unrollme)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/1013061/opt-inbox/vs/unrollme)
6. **Fastmail** — 4.9/5 (11 reviews) — Secure and private business email, calendar, and contact management for teams.
   - [View profile](https://www.capterra.com.sg/software/212891/fastmail)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/212891/opt-inbox/vs/fastmail)
7. **Egress Protect** — 4.1/5 (23 reviews) — Email security software to faciltate safe data sharing: secure email, email encryption, dlp, file sharing and secure web form.
   - [View profile](https://www.capterra.com.sg/software/162378/egress-switch)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/162378/opt-inbox/vs/egress-switch)
8. **Mailster** — 4.9/5 (9 reviews) — Email management solution that enables businesses to manage mailing lists, recipients, archives, sender details, and more.
   - [View profile](https://www.capterra.com.sg/software/161023/mailster)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/161023/opt-inbox/vs/mailster)
9. **SimplyFile** — 4.7/5 (9 reviews) — On-premise solution that helps businesses of all sizes manage emails, folders, appointments and more using prediction algorithms tools.
   - [View profile](https://www.capterra.com.sg/software/92771/simplyfile)
   - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/92771/142862/simplyfile/vs/opt-inbox)
10. **Mailman** — 5.0/5 (1 reviews) — Email management platform that allows businesses to block unimportant emails and track the delivery status of sent mails.
    - [View profile](https://www.capterra.com.sg/software/1011196/mailman)
    - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/1011196/opt-inbox/vs/mailman)
11. **Unibox** — 4.0/5 (1 reviews) — Mac-based email management solution that helps organize emails by contacts, edit mails and more.
    - [View profile](https://www.capterra.com.sg/software/1023780/unibox)
    - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/1023780/opt-inbox/vs/unibox)
12. **Kerjamail** — 3.0/5 (2 reviews) — Kerjamail provides secure email hosting with built-in team collaboration features in an ad-free service.
    - [View profile](https://www.capterra.com.sg/software/1013561/kerjamail)
    - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/1013561/opt-inbox/vs/kerjamail)
13. **Stellar Phoenix OST to PST Converter** — 5.0/5 (2 reviews) — Software that helps you manage your emails and convert OST to PST files.
    - [View profile](https://www.capterra.com.sg/software/174640/stellar-phoenix-ost-to-pst-converter)
    - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/174640/opt-inbox/vs/stellar-phoenix-ost-to-pst-converter)
14. **MagicMail** — 4.6/5 (11 reviews) — email platform that helps ISPs, telcos, and cable companies securely manage email communications with OSS \& billing system integration
    - [View profile](https://www.capterra.com.sg/software/124529/magicmail)
    - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/124529/142862/magicmail/vs/opt-inbox)
15. **eM Client Converter** — 5.0/5 (3 reviews) — Trusted eM Client Converter to export eM Client mailboxes to Outlook environment without any error.
    - [View profile](https://www.capterra.com.sg/software/145076/em-client-converter)
    - [Compare vs Opt-Inbox](https://www.capterra.com.sg/compare/142862/145076/opt-inbox/vs/em-client-converter)

## Related Categories

- [Email Management Software](https://www.capterra.com.sg/directory/30553/email-management/software)

## Links

- [View on Capterra](https://www.capterra.com.sg/alternatives/142862/opt-inbox)
- [View Product Profile](https://www.capterra.com.sg/software/142862/opt-inbox)

## This page is available in the following languages

| Locale | URL |
| en | <https://www.capterra.com/p/142862/Opt-Inbox/alternatives/> |
| en-AE | <https://www.capterra.ae/alternatives/142862/opt-inbox> |
| en-AU | <https://www.capterra.com.au/alternatives/142862/opt-inbox> |
| en-CA | <https://www.capterra.ca/alternatives/142862/opt-inbox> |
| en-GB | <https://www.capterra.co.uk/alternatives/142862/opt-inbox> |
| en-IE | <https://www.capterra.ie/alternatives/142862/opt-inbox> |
| en-IL | <https://www.capterra.co.il/alternatives/142862/opt-inbox> |
| en-IN | <https://www.capterra.in/alternatives/142862/opt-inbox> |
| en-NZ | <https://www.capterra.co.nz/alternatives/142862/opt-inbox> |
| en-SG | <https://www.capterra.com.sg/alternatives/142862/opt-inbox> |
| en-ZA | <https://www.capterra.co.za/alternatives/142862/opt-inbox> |

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