ReleaseWriter vs SunSed
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
ReleaseWriter
Read full descriptionHide full description
ReleaseWriter is the dedicated app for indie developers and small teams who want to write, translate, and publish App Store release notes without the hassle. Write once, publish everywhere Connect your App Store Connect account and push your release notes directly to your app's current version โ no more copy-pasting in the browser. Pick the version, write your notes, and publish. Translate in seconds Automatically translate your release notes into every language your app supports. Review each translation before it goes live so nothing gets lost. AI-powered drafting Paste in your commit log or a list of changes and let the AI turn it into polished, user-facing release notes. No more staring at a blank text field every release. Standalone or connected Don't have your App Store Connect account handy? Use ReleaseWriter as a standalone writing tool and export whenever you're ready. It works either way. Built for developers No subscriptions to bloated project management tools. No browser tabs. Just a focused app that does one thing really well.
SunSed
Read full descriptionHide full description
Your next app idea doesn't have to wait for your laptop. SunSed for iPhone brings your SunSed workspace with you. Build and manage apps for your business, ask AI for changes in plain language, and review the result in a private preview before publishing. ASK FOR A CHANGE Describe what you want to add or improve. Continue the conversation as your app takes shape, with your pages, data and files in the same workspace. TRY IT FIRST Open your private preview and use the app yourself. Check the details, ask for another change, and publish when you're ready. KEEP THE DETAILS CLOSE Browse your app's data, manage files, and open the Code editor for manual changes. Move between chat and preview with controls made for a phone. PICK UP WHERE YOU LEFT OFF Use the same SunSed account and apps you use on the web. Your workspace stays with you when you switch devices. An existing SunSed account with an active plan is required. This version supports sign-in only. Account creation, subscriptions, credit purchases and billing management are not available in the iPhone app. An internet connection is required.
Screenshots
Verdict
The clearest difference is in-app purchases: SunSed at none against ReleaseWriter's 1. SunSed also leads on iOS requirement (16.0 vs 26.0). ReleaseWriter's advantage is device support (3 vs 1). On price and ads there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. ReleaseWriter sells 1 one-off in-app purchase. SunSed asks for nothing beyond the download.
| Parameter | ReleaseWriter | SunSed |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad, Mac โ better | iPhone |
| Requires iOS | 26.0 | 16.0 โ better |
| Further details โ not scored | ||
| Size | 11 MB | 0 MB |
| Age rating | 4+ | 17+ |
| Developer | ShabzCo, LLC | SunSed |
In-app purchases
ReleaseWriter
- ReleaseWriter Pro$6.99
SunSed
No in-app purchases








