Bigjpg vs Punycode Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bigjpg
This tool uses advanced AI to enlarge images without sacrificing quality. It intelligently reduces noise and artifacts, ensuring crisp and clear results.
- AI image enlargement
- Deep Convolutional Neural Networks
- Noise reduction
- Serration reduction
- Enlarge without quality loss
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Bigjpg is an AI image upscaler for photos, anime, illustrations, and artwork. Enlarge images by 2×, 4×, 8×, or 16× while reducing blur, noise, and jagged edges with deep convolutional neural networks. Import images from Photos or Files, choose the enlargement level and noise reduction, then process up to 100 images in a batch. Follow each task, retry failed jobs, and download results when they are ready. Version 2.0 brings a redesigned experience for iPhone and iPad, clearer progress and history, system light and dark appearance, accessible controls, and more reliable upload handling. Use Bigjpg to restore detail in low-resolution photos, enlarge anime and illustrations, prepare images for printing or design, and reduce compression artifacts. Your original aspect ratio is preserved.
Punycode Converter
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Punycode Converter is a free and open-source app which lets you to convert text and internatiolized domain names (IDN) to punycode and back!
Screenshots
Verdict
The clearest difference is price: Bigjpg at Free against Punycode Converter's $2.99. Bigjpg also leads on ratings volume (91 vs 1). Punycode Converter's advantage is rating (5.0 vs 3.9) and in-app purchases (none vs 6). On ads 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
Bigjpg is free to download; Punycode Converter costs $2.99 up front. Bigjpg sells 6 one-off in-app purchases. Punycode Converter asks for nothing beyond the download.
Punycode Converter holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Bigjpg has 91 ratings behind it against 1, so its average is the more settled of the two.
Bigjpg ships an update every 5 months, Punycode Converter every 10 days. Both last shipped on October 24, 2026.
| Parameter | Bigjpg | Punycode Converter |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 3.9 (91 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 52.3% of reviews | — |
| Number of ratings | 91 — better | 1 |
| Update frequency | Every 5 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | 杨 谢 | Arshak Aghakaryan |
In-app purchases
Bigjpg
- Basic Plan 2 Months$6.99
- Basic Plan 3 Months$7.99
- Standard Version – 6 Months$12.99
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- Standard Plan 8 months$14.99
- Premium Version – 12 Months$24.99
- Premium Plan 15 months$29.99
Punycode Converter
No in-app purchases
Questions
Is Bigjpg free?
Is Punycode Converter free?
Which has better reviews, Bigjpg or Punycode Converter?
Do Bigjpg or Punycode Converter have ads?
Which is updated more often, Bigjpg or Punycode Converter?
Other comparisons
