ScreenPenguin vs ZMK Editor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScreenPenguin
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Organize photos, saved images, and screenshots with a swipe, then review your selections before deleting. Choose “All images” as the cleanup target to include photos and saved images the app can access. Photo access permission is required. Swipe left to mark an image for deletion, right to keep it, or up to decide later. Work through your collection at your own pace. SORT YOUR COLLECTION You can also choose to organize screenshots only. REVIEW BEFORE DELETING Check the deletion list and previews, and remove any image you want to keep before confirming. REVIEW SAVED IMAGES See images you swiped right on in the saved list. Removing an item from that list does not delete the original image from your device. TRACK YOUR PROGRESS See the number of images deleted, estimated storage savings, and cleanup history. Storage savings are estimates. CHOOSE YOUR LOOK Select light mode, dark mode, or follow your device settings. Start organizing your images with ScreenPenguin. Images are processed on your device. Advertising and analytics may use a network connection.
ZMK Editor
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ZMK Editor は、ZMK ファームウェアを使ったカスタムキーボードのキー配列を、iPhone から直感的に編集・管理できるアプリです。 レイヤー構成や各キーの割り当てを見やすく可視化し、タップ操作だけでレイアウトを変更できます。 【主な機能】 ・接続した ZMK キーボードのレイアウト読み込み ・キー割り当て、レイヤー構成の編集 ・編集内容の保存と適用 ・複数キーボード/プロファイルの管理 【こんな方におすすめ】 ・ZMK キーボードのレイアウトを頻繁に調整したい方 ・PC なしで、手元の iPhone から配列を編集したい方 ・複数レイアウトを切り替えながら最適な配列を探したい方 ※このアプリの利用には、ZMK ファームウェアを搭載した対応キーボードが必要です。
Screenshots
Verdict
The clearest difference is in-app purchases: ScreenPenguin at none against ZMK Editor's 1. ScreenPenguin also leads on iOS requirement (15.0 vs 17.0). ZMK Editor's advantage is ads (none vs shown). On price, update cadence 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. ZMK Editor sells 1 one-off in-app purchase. ScreenPenguin asks for nothing beyond the download.
ScreenPenguin ships an update every 3 days, ZMK Editor every 4 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | ScreenPenguin | ZMK Editor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Every 4 days |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 36 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | KAZUKI KUMAZAWA | Shingo Matsuda |
In-app purchases
ScreenPenguin
No in-app purchases
ZMK Editor
- Full Access$9.99
Questions
Is ScreenPenguin free?
Is ZMK Editor free?
Do ScreenPenguin or ZMK Editor have ads?
Which is updated more often, ScreenPenguin or ZMK Editor?
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