SeedAuth vs HD
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SeedAuth
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SeedAuth Mobile OTP
HD
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Screenshots
Verdict
SeedAuth and HD are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
SeedAuth ships an update every 3 weeks, HD every 2 weeks. The most recent releases landed on September 16, 2026 and May 16, 2026 respectively.
| Parameter | SeedAuth | HD |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 2 weeks β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 12.0 | 12.0 |
| Further details β not scored | ||
| Size | 62 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Jaeyong Han | HD Korea Shipbuilding & Offshore Engineering Co., Ltd. |
In-app purchases
SeedAuth
No in-app purchases
HD
No in-app purchases
