Luck Jingle vs DocPrint
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Luck Jingle
This portable printing app connects to your printer via Bluetooth for easy daily use. It supports various thermal paper types, including note, label, and full adhesive options, making tasks more convenient and enjoyable.
- Bluetooth printer connection
- Supports multiple thermal paper types
- Note paper printing
- Label paper printing
- Full adhesive paper printing
- Partial adhesive paper printing
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Luck Jingle is a portable printing app specially developed for daily life, connected to a printer via Bluetooth. Optional note paper, label paper, full adhesive paper, partial adhesive paper and other thermal paper. Luck Jingle makes life easier and more fun.
DocPrint
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The current APP is a tool for document printing operations on label printers and receipt printers. The main functions include PDF printing, image printing, and text printing. There are two ways to connect the printer: Bluetooth connection and IP connection. Once connected, you can start printing. Optional printers include label printers and receipt printers.
Screenshots
Verdict
The clearest difference is in-app purchases: DocPrint at none against Luck Jingle's 3. Luck Jingle's advantage is update cadence (weekly vs fortnightly). On price, ads, device support and iOS requirement 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. Luck Jingle sells 3 one-off in-app purchases. DocPrint asks for nothing beyond the download.
Luck Jingle ships an update weekly, DocPrint fortnightly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | Luck Jingle | DocPrint |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (135 ratings) — better | — |
| Positive reviews | 26.7% of reviews | — |
| Number of ratings | 135 — better | — |
| Update frequency | Weekly — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 210 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | Xiamen Lujiang Technology Co., Ltd. | Zhuhai Zywell Technology Co., LTD |
Bugs and requests
Luck Jingle
Reported bugs
14 issues- App crashes during editing and printing
- Bluetooth connection fails or disconnects intermittently
- Print button becomes inoperative/unresponsive
- App freezes when switching between designs
- Previous label prints instead of new selection
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- Tattoo printing option disappeared after update
- Prints Chinese characters instead of intended content
- Print preview not showing before printing
- Incorrect paper size detection for thermal printers
- App shuts down unexpectedly during use
- Cannot access gallery or upload photos
- Timeout errors (displayed in Chinese)
- Excessive paper feed (3-5 inches past label)
- Image scaling issues causing partial prints
Requested features
10 requests- Color printing capability
- More diverse sticker categories (foods, drinks, activities, electronics, clothes, pets, vehicles)
- Expanded everyday category options
- Better preview functionality before printing
- Adjustable label height settings
Show 5 moreShow fewer
- Tattoo printing option restoration
- File deletion/management system
- Language selection option
- Paper size customization options
- Reduce unnecessary paper feed after printing
DocPrint
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Luck Jingle
- Lucky Stars Starter$9.99
- Lucky Stars Standard$19.99
- Lucky Stars Premium$29.99
DocPrint
No in-app purchases
