SMS Signature+

SMS Signature+

By Maximilian Litteral

SMS Signature+ is a niche utility app for iOS that automatically appends custom signatures to outgoing text messages. It targets professionals and personal users seeking consistency in their mobile communication. Currently ranked #55 in Paid Social Networking (US), it offers a simple, one-time purchase solution for a specific functional gap in the iOS messaging ecosystem.

The App DNA

What makes this app unique?

For Users looking to add a professional or personal touch to their text messages by automatically appending a signature.

What does it look like?

Key features

SMS Signaturestandard

Appends a custom signature to outgoing text messages

How much does it cost?

paidOne-time purchase at $0.99

The app utilizes a low-cost, one-time purchase model, which is typical for simple utility tools that provide a single, specific function without ongoing server-side costs.

Velocity

See all version history

Who built it?

Maximilian Litteral

5 apps tracked · Social Networking

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
2.39 · 18

Not enough recent reviews to extract reliable themes yet.

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Competition

Competitive landscape for SMS Signature+

How's the Social Networking market?

Read the market outlook

The rivals identified

S
Signature for SMSactive nemesis

By Mizusoft

Directly mirrors the core functionality of creating and appending custom signatures to SMS messages via a dedicated utility.

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The Analyst's Read

Key takeaways for SMS Signature+

Where is it heading?

The SWOT

Core Strengths
  • Affordable one-time purchase model
  • Highly focused and simple user experience
  • Stable ranking in the Paid Social Networking category
  • Low maintenance overhead
Critical Frictions 4 weaknesses inside
Growth Levers
  • Expansion to Android platform
  • Support for multiple signatures (Work/Personal)
  • Integration with non-SMS messaging apps (WhatsApp/Signal)
  • Implementing user feedback loops to build ratings
Market Threats 4 threats identified

Unlock 4 critical frictions, 4 market threats and the analyst’s take.

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Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by SMS Signature+, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “SMS Signature+ Intelligence Report.” Updated Apr 4, 2026. https://marlvel.ai/apps/com-litteral-smssignature

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