Comparison

InstantLog vs Gratuity Lab

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

Gratuity Lab

Features
Read full description

Know what you’re tipping on. Gratuity Lab brings receipt scanning, amount verification and bill splitting into one clear workflow. SCAN, THEN CHECK • Scan with the camera or choose receipt photos. • Recognize text on your device. • Compare detected amounts with the original receipt and zoom in on the evidence. • Review uncertain values and detected charges before using the numbers. • Try a sample receipt without camera or photo access. SPLIT WITH CONFIDENCE • Choose pre-tax or after-tax tipping. • Use custom percentages or your own quick-tip presets. • Divide a bill among up to 100 people. • See how any remaining cents are allocated when equal shares do not add up exactly. • Keep exact amounts or round the total or each person’s share. KEEP THE DETAILS • Save bills and receipt images in local history. • Search by merchant, add notes and reopen a calculation. • Share a calculation summary. READY FOR YOUR ROUTINE Choose currencies and regional number formats. Use light or dark appearance on iPhone and iPad. Choose from 50 interface language and regional editions. No account is required. Calculations, receipt recognition and saved history work on your device. Recognition results should always be checked against the receipt. Detected service charges and included gratuities are shown for review and are not automatically added to your tip calculation. The app includes banner advertising, with consent and privacy options where required. SAVE YOUR WAY Choose app history, Photos, both, or not now. Remember your choice for next time and change it in Settings. Receipt recognition language support varies by device and iOS version; unsupported languages can be entered manually. Currency selection formats amounts; it does not convert exchange rates.

Screenshots

InstantLog4 screens
Gratuity Lab4 screens

Verdict

The call

The clearest difference is in-app purchases: Gratuity Lab at none against InstantLog's 1. Gratuity Lab also leads on update cadence (every 5 days vs every 2 months). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. InstantLog sells 1 one-off in-app purchase. Gratuity Lab asks for nothing beyond the download.

UpkeepUpdate frequency

InstantLog ships an update every 2 months, Gratuity Lab every 5 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
InstantLog versus Gratuity Lab: the parameters behind the verdict, then further details
ParameterInstantLogGratuity Lab
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 5 days — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size8 MB10 MB
Age rating4+4+
DeveloperWEI-LUN HUANGWenbin lei

In-app purchases

1 purchases

InstantLog

One-time1
  • InstantLog - Quick Timestamp$1.99
None

Gratuity Lab

No in-app purchases

Questions

Is InstantLog free?
InstantLog is free to download, with in-app purchases available.
Is Gratuity Lab free?
Gratuity Lab is free to download, with no in-app purchases.
Do InstantLog or Gratuity Lab have ads?
Both InstantLog and Gratuity Lab show ads.
Which is updated more often, InstantLog or Gratuity Lab?
InstantLog ships an update every 2 months, and Gratuity Lab every 5 days. Most recently, InstantLog was updated on October 13, 2026 and Gratuity Lab on October 7, 2026.

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