SRT Flow vs FileKitPro
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SRT Flow
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Key Features β’ Generate audio-based subtitles after selecting a video β’ Save translated/original subtitles (SRT, VTT) β’ Export original text (TXT, CSV) β’ Preview subtitles and check video overlays β’ Cache-based processing for easy retry in case of task failure β’ Supports Korean, English, and Japanese UI
FileKitPro
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Convert and edit files right on your device. FileKitPro brings PDF and document tools, video and audio conversion, image editing, and subtitle workflows into one appβwith no file uploads or accounts. Choose from 80 supported input formats and 1,900+ conversion combinations. Import a file, choose an output, adjust settings where available, and save or share the result. Quick Convert makes everyday conversions simple. VIDEO CONVERTER & TOOLS β’ Convert MP4, MOV, MKV, AVI, WebM, WMV, FLV and more. β’ Compress videos, extract audio, or turn video clips into GIFs. β’ Trim, merge, crop, resize, rotate, change speed, adjust colors, and more. AUDIO CONVERTER & TOOLS β’ Convert MP3, WAV, M4A, FLAC, AAC, OGG, Opus, AIFF and more. β’ Trim, merge, normalize volume, remove silence, change speed, and apply audio filters. β’ Record audio in the app and convert your recordings. PDF & DOCUMENT TOOLS β’ Convert supported Office files and documents, including DOCX, XLSX, PPTX, Markdown, HTML, EPUB, RTF, TXT, CSV, ODT, ODS, and ODP. β’ Merge, split, compress, reorder, rotate, extract, add, or delete PDF pages. β’ Add watermarks, remove metadata, compare PDFs, and protect or unlock PDFs with passwords. β’ Create PDFs from images or export PDF pages as images. IMAGE CONVERTER β’ Convert JPG, PNG, HEIC, WebP, GIF, BMP, and TIFF. β’ Compress, resize, rotate, flip, and adjust image quality. SUBTITLE TOOLS β’ Convert SRT, VTT, and ASS subtitles. β’ Extract subtitle tracks or embed subtitles in video. β’ Detect common text encodings, including UTF-8, GBK, Shift-JIS, and EUC-KR. PRIVATE BY DESIGN File processing happens on your device. Your files are not uploaded to FileKitPro servers for conversion. No account or sign-up is required, and the app includes no analytics or tracking SDK. FREE & FILEKITPRO+ Every supported format and tool is available free. Standard tools process one input file at a time; PDF and video merge tools allow two inputs for free. FileKitPro+ unlocks unlimited batch processing, larger merges, and saving multiple results at once. Choose a monthly or yearly subscription, or a one-time lifetime purchase. Actual prices are shown in your local App Store currency. Terms of Use: https://www.filekitpro.com/terms.html Privacy Policy: https://www.filekitpro.com/privacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: SRT Flow at none against FileKitPro's 3. FileKitPro's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. FileKitPro sells 3 in-app purchases, starting at $6.99 per month. SRT Flow asks for nothing beyond the download.
SRT Flow ships an update every 4 months, FileKitPro every 2 days. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.
| Parameter | SRT Flow | FileKitPro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 2 days β better |
| Ads | Yes | No β better |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad | iPhone, iPad, Mac β better |
| Requires iOS | 18.0 | 18.0 |
| Further details β not scored | ||
| Size | 12 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | changok kim | θ°¦ εΎ |
In-app purchases
SRT Flow
No in-app purchases
FileKitPro
- FileKitPro+ Monthly$6.991 Month
- FileKitPro+ Yearly$49.991 Year
- FileKitPro+ Lifetime$69.99








