Precise Timestamp vs InstantLog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Precise Timestamp
Capture events with unparalleled accuracy, down to the tenth of a second. Synchronize with NTP servers for precise timekeeping and view detailed sync information. Organize events with descriptions and toggle between absolute and relative time displays.
- NTP server synchronization
- Tenth-of-a-second accuracy
- Absolute and relative time modes
- Event descriptions
- Event sorting and grouping
- Sync time details
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Precise Timestamp: Capture Every Moment Precise Timestamp is your go-to app for capturing the exact time of events down to the tenth of a second. Ensure every moment is pinpointed with utmost accuracy. Features: Unrivaled Timekeeping Accuracy - Achieve high-precision time, synchronized with NTP servers. - Gain complete transparency with details on the last sync time, offset, and round trip time. Dynamic Display Modes: - Effortlessly toggle between Absolute and Relative time displays with a simple click. - Your events, neatly sorted and grouped by dates. - Add rich descriptions to your events, ensuring each stands out. Seamless Event Management: - Benefit from a user-friendly bottom bar for quick toggling between editing and deletion.
InstantLog
Effortlessly capture important moments with a single tap. Log time for work, study, or routines, add notes, and organize entries with custom tags. Offers smart auto-fill and history viewing for easy management.
- One-tap time logging
- Custom time entry
- Quick tags for categorization
- Smart auto-fill notes
- History view with search and filters
- CSV export (Premium)
- Backup and restore (Premium)
- Home screen widgets
- Apple Watch support
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InstantLog helps you capture a moment before it slips away. Save the time with one tap, hold to record an idea, or mark where you parked. No InstantLog account is required. THREE QUICK ACTIONS • Stamp: save the current time, with an optional note and smart auto-fill. • Recording: press and hold to create a stamp and record audio. Release to save, or slide up to cancel only the audio. • Parking: save a parking spot, then find your car with a map, distance, parking details, and Apple Maps walking directions. ON YOUR WRIST Record directly on Apple Watch. Stamps and recordings are saved locally when the phone is unavailable and sync to your paired iPhone later. Check pending/synced status and listen to your Watch recordings. MAKE IT YOURS Set iPhone and Apple Watch button positions independently from iPhone Settings. Add text or more recordings to existing stamps. Use quick tags, smart suggestions, time-based rules, history search and filters, flexible time entry, and Home Screen widgets. FREE CORE FEATURES Recording, playback, Watch audio sync, button customization, and basic parking save/retrieval are free. Your stamps, notes, and recordings are stored on device; Watch recordings transfer to the paired iPhone. Transcription and translation are not included. PREMIUM — ONE-TIME PURCHASE Add GPS to regular iPhone stamps, unlock the advanced find-car direction arrow on iPhone and Apple Watch, export CSV, back up and restore your data including recordings saved on iPhone, and remove banner ads. Backups do not include recordings still waiting on Watch. No subscription.
Screenshots
Verdict
The clearest difference is in-app purchases: Precise Timestamp at none against InstantLog's 1. Precise Timestamp also leads on ads (none vs shown) and ratings volume (7 vs 1). On price, rating, review sentiment and update cadence 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. InstantLog sells 1 one-off in-app purchase. Precise Timestamp asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Precise Timestamp against 5.0 for InstantLog. That said, the two scores are not equally well evidenced: Precise Timestamp has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
Precise Timestamp ships an update every 5 weeks, InstantLog every 2 months. The most recent releases landed on September 17, 2026 and September 27, 2026 respectively.
| Parameter | Precise Timestamp | InstantLog |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (7 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 7 — better | 1 |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 19 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Chris Gillin | WEI-LUN HUANG |
Customer experience
Precise Timestamp
InstantLog
In-app purchases
Precise Timestamp
No in-app purchases
InstantLog
- InstantLog - Quick Timestamp$1.99









