MP3 Merger vs Stamp Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MP3 Merger
Easily combine multiple audio files into a single track without needing an internet connection. This tool offers a fast and straightforward way to merge songs, podcasts, or voice recordings without complex editing.
- Merge multiple MP3 files instantly
- Combine audio without quality loss
- Offline audio processing
- Fast and lightweight editor
- Simple drag-and-merge workflow
- Supports common audio formats
Read full descriptionHide full description
MP3 Merger: Audio Joiner is a simple and powerful audio tool that allows you to combine multiple MP3 files into a single track in seconds. No internet required. No complicated editing tools. Designed for speed and simplicity, MP3 Merger: Audio Joiner helps you merge songs, podcasts, voice recordings, and audio clips into one seamless file. Key Features: • Merge multiple MP3 files instantly • Combine songs without quality loss • Offline audio processing • Fast and lightweight editor • Simple drag-and-merge workflow • Supports common audio formats • No account or signup required Perfect For: • Creating playlists from multiple tracks • Combining voice recordings • Merging podcast segments • Editing music collections • Offline audio organization MP3 Merger: Audio Joiner is built for users who want fast results without complex editing software. Subscription Details: • Title: Savory All Access • Length: 1 year & Lifetime • Price: $49.99 per year, $9.99 per month (auto-renews) and $59.99 Lifetime • Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ • Privacy Policy: https://docs.google.com/document/d/1IysoItFPBXxdxDkkTJ6FRT1Of8qXqAwwB0op5coC1nU/edit?usp=sharing
Stamp Studio
Read full descriptionHide full description
Stamp Studio is a focused tool for preparing documents on your iPhone or iPad. Import a PDF, add a reusable handwritten signature or custom stamp, and export a finished copy when you are ready to share it. FEATURES • Import PDF documents from Files • Draw and save handwritten signatures • Create reusable business-style stamps and seals • Extract a stamp from a photo or camera image with a transparent background • Move, resize, rotate, and rename signatures and stamps • Place marks on individual PDF pages or create an edge seal across multiple pages • Rename imported files and export a new signed PDF YOUR FILES STAY ON YOUR DEVICE Stamp Studio processes documents, signatures, and stamps locally on your device. Camera and photo-library access are used only when you choose to capture or import an image for stamp extraction. Stamp Studio offers auto-renewable subscriptions. The Terms of Use are governed by the Apple Standard License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Stamp Studio at none against MP3 Merger's 3. Stamp Studio also leads on update cadence (monthly vs every 2 months). On price, ads, device support and iOS requirement 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
Both are free to download. MP3 Merger sells 3 in-app purchases, starting at $9.99 per month. Stamp Studio asks for nothing beyond the download.
MP3 Merger ships an update every 2 months, Stamp Studio monthly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.
| Parameter | MP3 Merger | Stamp Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | KELVIN SENANU WALLACE | Beijing Yangming Jiuha Technology Co., Ltd |
In-app purchases
MP3 Merger
- All Access for a month$9.991 Month
- All Access for a year$49.991 Year
- All Access Forever$59.99
Stamp Studio
No in-app purchases









