AnyCompress vs UnderMB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AnyCompress
Easily reduce the size of various files like videos, images, and PDFs to save storage space and share them faster. Offers multiple compression modes and batch processing for efficiency.
- Multiple format compression
- High compression ratio
- Multiple compression modes
- Batch compression
- Preview function
- Secure and reliable
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AnyCompress is a powerful mobile compression tool that helps you easily compress various files, free up phone storage, and share files quickly. It supports compression of multiple formats, including videos, images, audio, PDFs, Office, and GIFs. With its simple operation, fast compression speed, and high quality, AnyCompress is an essential compression tool for your phone! App Features: Supports multiple format compression: videos, images, audio, PDFs, GIFs High compression ratio: compressed files are smaller in size, saving space Multiple compression modes: meet different needs, balanced compression, quality priority, extreme compression, etc. Batch compression: supports compression of multiple files at the same time, saving time and effort Preview function: preview the file effect before compression Sharing function: easily share compressed files Secure and reliable: protect your file privacy AnyCompress is suitable for the following scenarios: Insufficient phone storage space, need to free up space Need to send files to friends, but the files are too large to upload Want to save traffic and speed up file transfer Need to upload files to websites or platforms, but there are file size restrictions Download AnyCompress now and experience the ultimate compression effect!
UnderMB
Reduce the size of photos, videos, audio, and PDFs on your device. Select a target file size or use presets for common uploads like email or chat apps. Preview your compressed files before saving or sharing, with optional metadata removal.
- Compress images, videos, audio, and PDFs
- Choose target file size (KB/MB)
- Built-in presets for uploads
- Preview before saving
- Optional metadata removal
- Batch processing
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UnderMB helps you reduce photo, video, audio, and PDF file sizes to fit common upload limits. Processing happens on your device. WHAT IT DOES • Choose a target size: 500 KB, 1 MB, 2 MB, 5 MB, or a custom value • Compress images, videos, audio files, and PDFs • Preview results before saving or sharing • Built-in presets for email, visa forms, WhatsApp, and similar uploads • Optional metadata removal (EXIF/GPS, PDF info) • Batch queue for multiple files • Save to Files or share from the app PRIVACY UnderMB does not require an account. Files are processed locally and are not uploaded to UnderMB servers. GOOD FOR • Forms and portals with file size limits • Smaller email attachments • Chat apps with upload caps • Reducing file size before sharing
Screenshots
Verdict
The clearest difference is rating: UnderMB at 5.0 against AnyCompress's 3.0. UnderMB also leads on in-app purchases (none vs 1) and update cadence (every 11 days vs every 2 months). AnyCompress's advantage is ads (none vs shown) and iOS requirement (12.1 vs 15.0). On price, ratings volume and device support 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. AnyCompress sells 1 one-off in-app purchase. UnderMB asks for nothing beyond the download.
UnderMB holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
AnyCompress ships an update every 2 months, UnderMB every 11 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.
| Parameter | AnyCompress | UnderMB |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 2 months | Every 11 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 76 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Huizhou Jiqu Technology Co., Ltd. | CEMRE SIMSEK |
In-app purchases
AnyCompress
- Life Membership$4.99
UnderMB
No in-app purchases
