Text Case vs Castform
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Text Case
This utility app offers over 60 text formatting options, from simple encoding to creative styles and custom transformations. It integrates seamlessly with iOS via a Share Extension and Siri Shortcuts for easy access anywhere.
- Over 60 text formats
- Customizable format flows
- iOS Share Extension
- Siri Shortcuts support
- Text replacement and modification
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Text Case is a text transformation utility, that can be as powerful as you make it, and accessible throughout iOS. ### Flows ### These are customisable combinations of formats, that can be put together to create more complex and personal text transformations. ## Tons of Formats ## There's over 60 text formats to choose from in the app, from simple ones such as Base64 encoding, to fun ones such as Mocking SpongeBob or Clap Case, various Markdown formats, and even some more complex formats which allow customisation such as replacing all occurrences of a string, or adding a prefix/suffix. ## Share Extension ## It comes packed with an action extension that lets you select text anywhere in iOS, tap the Share button, and then you’ll find the “Convert Text” action. This will show you a preview of all available formats, and a simple tap on one of those will copy it to your clipboard, and you’ll be returned to the original app. You can customise the extension to show just the flows you've created, the standard formats, or both. ## Siri Shortcuts Support ## You can access all flows and formats inside the Shortcuts app, which come along with dedicated actions for the more complex actions such as Replace, Remove, and Add Prefix/Suffix.
Castform
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Castform is the fastest way to convert HEIC and HEIF images from your iPhone camera into any format you need — without ever leaving your device. No cloud uploads. No subscriptions. No compromises. Everything happens on-device using native Apple frameworks, so your photos stay completely private. CONVERT TO ANY FORMAT Pick from 7 output formats: - JPEG — universally compatible, great for sharing - PNG — lossless quality, perfect for graphics - WebP — modern format, smaller file sizes - PDF — single or batch images as a document - TIFF — professional, uncompressed quality - BMP — classic bitmap for legacy compatibility - GIF — animated-friendly format BUILT FOR SPEED Castform is a single-purpose tool designed to do one thing exceptionally well. Select your output format, tap the upload zone, pick your photos, and you're done. Batch-convert up to 20 images in a single session. COMPLETELY ON-DEVICE Your photos never leave your iPhone. Castform uses Apple's ImageIO, CoreImage, and PDFKit frameworks exclusively — no third-party image processing, no server requests, no account required. SHARE SHEET INTEGRATION Convert directly from the Photos or Files app. Tap Share on any image, choose Castform, pick your format, and the converted file is ready to save — without ever opening the app. CONVERSION HISTORY Castform keeps your last 10 conversions in a history list. Tap any item to re-export it again in the same format whenever you need — no need to reconvert. CLEAN & FOCUSED DESIGN A minimal, distraction-free interface designed around your workflow. No unnecessary features, no ads, no noise.
Screenshots
Verdict
The clearest difference is ads: Text Case at none against Castform's shown. Text Case also leads on iOS requirement (16.0 vs 18.6). Castform's advantage is update cadence (fortnightly vs every 2 months). On price, in-app purchases 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. Text Case sells 4 one-off in-app purchases and Castform sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Text Case ships an update every 2 months, Castform fortnightly. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.
| Parameter | Text Case | Castform |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (144 ratings) — better | — |
| Positive reviews | 77.8% of reviews | — |
| Number of ratings | 144 — better | — |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 12 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Christopher R Hannah | ADIN HALILOVIC |
In-app purchases
Text Case
- Small Tip$0.99
- Medium Tip$1.99
- Large Tip$4.99
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- Huge Tip$9.99
Castform
- Remove Ads$0.99









