Comparison

FrameSlim vs DocOne Express

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

Head to head
About

FrameSlim

Features
Read full description

Video Compressor & Converter is a privacy-first, professional toolbox for iPhone and iPad. Compress, convert, edit, and transcribe your media without cloud uploads, user accounts, or watermarks. [ 1. SIZE & COMPRESSION ] • Smart Extreme Compression: Automatically balances quality and size, saving 60%+ storage with visually lossless results. • Target Size Limit: Shrink files strictly under 25MB for seamless sharing via email, Messages, and social apps. • Pro Custom Controls: Customize resolution (4K, 2K, 1080P, 720P), frame rate (24, 30, 60fps), and bitrate. • 3 Rate Control Modes: CRF (Constant Quality), CBR (Constant Bitrate), and VBR (Variable 2-Pass Mode). • Color & HDR Conversion: Keep 10-bit Dolby/HLG HDR or convert intelligently to Rec.709 SDR to prevent dull colors. [ 2. EDIT & TRIM ] • Millisecond Keyframe Trim: Drag with precision to eliminate unwanted footage at the start and end. • Equal Duration Split: Batch slice videos into equal parts by seconds or segment count. • Seamless Multi-Video Merge: Combine multiple clips into one continuous high-definition video. [ 3. CROP, CANVAS & GEOMETRY ] • Social Aspect Ratios: Adaptive cropping for 16:9, 9:16, 1:1, and 4:3 social formats. • Geometry Correction: 90° clockwise rotation, horizontal mirror, and vertical flip. • Video Enhancement: Brightness, contrast fine-tuning, and sharpening noise reduction. [ 4. SPEED ADJUSTMENT ] • 0.25x slow motion to 4.0x hyper-speed forward, with one-tap 1.0x reset. • Creative speed presets: Smooth deceleration, progressive acceleration, bullet time, hero moment, and montage. [ 5. AUDIO & SUBTITLES ] • Master Audio Extraction: One-tap lossless export to MP3 or M4A (64k to 320kbps). • Replace Audio Track: Strip noisy original sound and mix in your custom background music. • Complete Muting: Completely strip all audio tracks to safeguard on-site privacy. • Offline AI Subtitles: Generate SRT subtitles on-device using Apple's Neural Engine with zero data uploaded. [ 6. EXPORT & CREATION ] • High-Quality GIF Maker: Turn highlights into lightweight animated GIFs. • 4K Frame Extraction: Find the perfect frame and export pristine 4K original photos to your Photos app. • Hardware Multi-Format Conversion: MP4, MOV, ProRes, and WebM high-speed transcoding. [ PRIVACY FIRST ] • 100% On-Device Processing: All encoding, decoding, and speech recognition run locally. • No account required, zero tracking, and no ads. • Complete control over saving to Photos, Files, or sharing via AirDrop. (Note: Available codecs and hardware encoding speeds depend on your device chipset and iOS version.)

About

DocOne Express

Read full description

SCAN. SAVE. DONE. DocOne Express turns your iPhone into a simple, efficient document scanner. Scan documents, receipts and ID cards, correct cropping and perspective, and create multipage PDFs ready to save or share. EVERYTHING YOU NEED • Scan documents and paper pages • Dedicated modes for receipts and ID cards • Document edge detection • Crop and perspective correction • Filters to improve readability • Multipage PDFs • Page reordering • Local storage on your device • PDF export and sharing YOUR DOCUMENTS STAY ON YOUR IPHONE No account is required, and you don't need to rely on a cloud service for your document archive. Your documents can be stored directly on your device. NO SUBSCRIPTION DocOne Express is a tool, not another service you have to pay for every month. Buy the app and use it whenever you need it. SIMPLE BY DESIGN DocOne Express is designed to do one thing well: quickly turn what's in front of you into a clean, organized PDF that's ready to use. No cluttered interfaces. No unnecessary steps. Open. Scan. Save. Done.

Screenshots

FrameSlim4 screens
DocOne Express4 screens

Verdict

The call

The clearest difference is price: FrameSlim at Free against DocOne Express's $3.99. FrameSlim also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On 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

FrameSlim is free to download; DocOne Express costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

FrameSlim ships an update monthly, DocOne Express every 3 weeks. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 3 level
FrameSlim versus DocOne Express: the parameters behind the verdict, then further details
ParameterFrameSlimDocOne Express
PriceFree — better$3.99
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better17.0
Further details — not scored
Size36 MB7 MB
Age rating17+4+
Developer姣萍 黄ANTONIO PADALINO

In-app purchases

None

FrameSlim

No in-app purchases

None

DocOne Express

No in-app purchases

Questions

Is FrameSlim free?
FrameSlim is free to download, with no in-app purchases.
Is DocOne Express free?
DocOne Express costs $3.99, with no in-app purchases.
Do FrameSlim or DocOne Express have ads?
Neither FrameSlim nor DocOne Express shows ads.
Which is updated more often, FrameSlim or DocOne Express?
FrameSlim ships an update monthly, and DocOne Express every 3 weeks. Most recently, FrameSlim was updated on October 13, 2026 and DocOne Express on October 18, 2026.

Other comparisons