SeoulRoll vs WorkMark
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SeoulRoll
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Join selected photos into one film roll. β’ Square, landscape, and portrait ratios β’ Original or city filters including Seoul, Busan, and Jeju β’ Grain, vignette, and 35mm frame controls β’ Per-photo filters and batch editing β’ Timestamps that prefer capture metadata β’ Save results to Photos and share with the iOS share sheet Monthly and yearly Premium subscriptions unlock additional ratios, batch editing, and batch timestamp saving. See the App Store for product details and billing terms. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
WorkMark
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Timestamp Camera stamps the time, date, location and weather into your photo at the moment you take it β not afterwards, and not from memory. What you see in the viewfinder is what lands in the file. BUILT FOR FIELD WORK Β· Construction and inspection β keep the task, the place and the day's conditions in one photo Β· Equipment handover and acceptance β a clear record at delivery, fewer follow-up questions Β· Field service β roofs, bridges, or well outside town: open it and shoot Β· Everyday work logs and travel notes WHAT IT DOES Β· Live watermark β time, date, weekday, GPS coordinates, address and weather, all visible in the viewfinder before you shoot Β· Photo and video β video watermarks are burned into the frame, not pasted on afterwards Β· Two site templates β dark "Work record" for harsh light, light "Field capture" for everyday delivery Β· Your own logo β upload a brand logo and put it on every shot Β· Manual fields β project name, notes and anything else you fill in yourself Β· Capture history β every shot is saved to your library and logged for later review Β· Verification β check a photo against its capture record Β· Works offline β shoot without a signal; records upload themselves once you are back online Β· English and Chinese, and it scales up to iPad PERMISSIONS Β· Camera β taking photos and video Β· Location (while in use) β showing where the shot was taken, and the weather there Β· Photo library β saving watermarked shots and picking a logo image Β· Microphone β recording audio with video The camera works without location access; the place and weather fields are simply left out. Privacy policy: https://www.baladuoduo.com/timestampcamera-privacy.html Terms of service: https://www.baladuoduo.com/timestampcamera-terms.html
Screenshots
Verdict
The clearest difference is in-app purchases: WorkMark at none against SeoulRoll's 2. WorkMark also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price, update cadence and device support 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. SeoulRoll sells 2 in-app purchases, starting at $1.99 per month. WorkMark asks for nothing beyond the download.
SeoulRoll ships an update every 4 days, WorkMark every 5 days. Both last shipped on October 16, 2026.
| Parameter | SeoulRoll | WorkMark |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days β better | Every 5 days |
| Ads | Yes | No β better |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 17.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 8 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Hoein Song | εδΊ¬ε·΄ζε€ε€η§ζζιε ¬εΈ |
In-app purchases
SeoulRoll
- Monthly Premium$1.991 Month
- Yearly Premium$17.991 Year
WorkMark
No in-app purchases









