Tide Chart USA vs Sun ETA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tide Chart USA
Access detailed tidal information for various locations. This app is designed for recreational fishing enthusiasts, providing essential data for planning your next outing. It is intended for personal use and not for commercial navigation.
- Tidal information display
- Designed for fishing
- Recreational use
- No warranty provided
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"Tide Chart USA" is an application to display tidal information. I made for fun fishing. This program is not available for commercial purposes, and navigation. THERE IS NO WARRANTY OF ANY KIND.
Sun ETA
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Know exactly when the sun rises and sets, wherever you are. Sun ETA gives you a live countdown to the next sunrise or sunset, calculated in real-time based on your current location. Whether you're a photographer chasing golden hour, a runner planning an evening jog, or just someone who loves watching the sun go down, Sun ETA keeps you informed at a glance.
Screenshots
Verdict
The clearest difference is update cadence: Sun ETA at daily against Tide Chart USA's every 5 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Tide Chart USA ships an update every 5 months, Sun ETA daily. The most recent releases landed on October 29, 2026 and October 13, 2026 respectively.
| Parameter | Tide Chart USA | Sun ETA |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (8.2K ratings) — better | — |
| Positive reviews | 68.0% of reviews | — |
| Number of ratings | 8.2K — better | — |
| Update frequency | Every 5 months | Daily — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 9 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | hanitaro | Skiily LLC |
Bugs and requests
Tide Chart USA
Reported bugs
4 issues- Tide information off by an hour
- App gets stuck in wrong location
- Spelling errors in the app
- Incompatible with some devices
Requested features
5 requests- Ability to scroll backwards in time
- Extend timeline further into the future
- Add more location options
- Include current weather and conditions
- Provide a widget for the lock screen
Sun ETA
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Tide Chart USA
No in-app purchases
Sun ETA
No in-app purchases
