Comparison

Metamorpho vs Watermark Maker-Add Signature

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Metamorpho

Blend two faces together seamlessly with advanced facial feature detection. This app uses a sophisticated algorithm to create magical morphing effects from your photos.

Highlights
  • Face blending
  • Facial feature detection
  • Sophisticated algorithm
  • Automatic morphing
  • Photo editing
Features
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Take pictures of two faces and watch how they blend! It works like magic! Metamorpho takes advantage of advanced facial feature detection and blends one face to others using a sophisticated algorithm without needing any user input. It is morphing magic! Just try it.

About

Watermark Maker-Add Signature

Easily add custom logos, text, or signatures to your photos and videos to protect your content and build your brand. Customize designs with adjustable fonts, colors, opacity, and placement for professional results. Securely process images on your device without sharing.

Highlights
  • Add custom text, logos, or signatures
  • Customize watermark designs (fonts, colors, opacity, placement)
  • Protect content from unauthorized use
  • Simple and easy-to-use interface
  • High-quality image export
  • On-device image processing for privacy
Features
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Watermark Maker – Protect Your Photos & Videos Watermark Maker helps you easily add watermarks to your photos to protect your content and build your brand. Whether you're a photographer, content creator, or business owner, you can create professional watermarks in just a few taps. Add logos, text, or custom marks to your images and keep your work safe from unauthorized use. Key Features • Add Custom Watermarks Easily place text, logos, or signatures on your photos. • Create Unique Watermark Designs Customize fonts, colors, size, opacity, and placement to match your brand. • Protect Your Content Prevent unauthorized use of your photos by adding visible watermarks. • Simple & Easy to Use Designed with a clean interface so anyone can create watermarks quickly. • High-Quality Export Save your watermarked images in high resolution without losing quality. Perfect For • Photographers protecting their work • Social media creators branding their content • Businesses adding logos to product photos • Designers sharing their artwork • Anyone who wants to protect their images Easy to Use Choose a photo Add your text or logo watermark Customize style and position Save and share your protected image Privacy First Your photos are processed securely on your device. We respect your privacy and never store or share your images. Download Watermark Maker today and protect your photos while promoting your brand. Privacy Policy: https://sites.google.com/view/applie-privacy-policy/home Terms of Use: https://sites.google.com/view/applie-terms-of-use/home

Screenshots

Metamorpho4 screens
Watermark Maker-Add Signature4 screens

Verdict

The call

The clearest difference is review sentiment: Watermark Maker-Add Signature at 100% against Metamorpho's 0%. Watermark Maker-Add Signature also leads on rating (5.0 vs 1.0). Metamorpho's advantage is ratings volume (17 vs 2) and iOS requirement (7.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Metamorpho sells 1 one-off in-app purchase and Watermark Maker-Add Signature sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Watermark Maker-Add Signature holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Metamorpho has 17 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Metamorpho's written reviews are positive against 100% of Watermark Maker-Add Signature's.

UpkeepUpdate frequency

Metamorpho ships an update every 3 months, Watermark Maker-Add Signature every 2 months. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Metamorpho versus Watermark Maker-Add Signature: the parameters behind the verdict, then further details
ParameterMetamorphoWatermark Maker-Add Signature
PriceFreeFree
Rating1.0 (17 ratings)5.0 (2 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings17 — better2
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod, Mac — better
Requires iOS7.0 — better15.0
Further details — not scored
Size12 MB56 MB
Age rating4+4+
DeveloperAppDVisionHitesh Khunt

Customer experience

Metamorpho

All ratings17 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews25 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Watermark Maker-Add Signature

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Metamorpho

One-time1
  • Feature Import from Photo Library$0.99
3 purchases

Watermark Maker-Add Signature

Subscriptions3
  • premium_weekly$4.997 Days
  • premium_monthly$8.991 Month
  • premium_yearly$39.991 Year

Questions

Is Metamorpho free?
Metamorpho is free to download, with in-app purchases available.
Is Watermark Maker-Add Signature free?
Watermark Maker-Add Signature is free to download, with in-app purchases available.
Which has better reviews, Metamorpho or Watermark Maker-Add Signature?
Watermark Maker-Add Signature is rated higher. Metamorpho averages 1.0 out of 5 from 17 ratings, while Watermark Maker-Add Signature averages 5.0 from 2 ratings.
Do Metamorpho or Watermark Maker-Add Signature have ads?
Neither Metamorpho nor Watermark Maker-Add Signature shows ads.
Which is updated more often, Metamorpho or Watermark Maker-Add Signature?
Metamorpho ships an update every 3 months, and Watermark Maker-Add Signature every 2 months. Most recently, Metamorpho was updated on October 24, 2026 and Watermark Maker-Add Signature on October 24, 2026.

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