Comparison

Flash Pulse vs SADbatt

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

Head to head
About

Flash Pulse

Features
Read full description

Flash Pulse brings screen lighting and practical flash tools together in one focused app. Turn a spare phone into a pocket light studio, or use SOS, custom flash patterns and timers for everyday signals and reminders. Light Studio • Use warm, natural and cool white light for free • Adjust warmth and brightness for nearby objects, mirrors and tabletops • Preview effects before using full screen or choosing Pro • Shoot with another phone or camera and keep Flash Pulse in the foreground Flash Pulse Pro Lifetime • Custom colors and two-color gradients • Candle glow, aurora and breathing light effects • Save unlimited scenes and add Home favorites • Advanced Sequence Studio and multi-stage timers • Local JSON backup, import and system sharing • No ads across the app Practical flash tools • Emergency SOS flash signal • Custom flash patterns • Flash timers and presets Pro is a one-time purchase with no auto-renewal. Existing Pro owners receive the new features automatically. Restore purchases with the same Apple Account. Color temperature is approximate, and lighting depends on your display, distance and surroundings.

About

SADbatt

Features
Read full description

SADbatt is a funny, low-friction social battery tracker for people who need a better way to say: “I’m drained.” Log what charges you. Log what drains you. See your current social battery, browse your history, and spot the patterns behind your energy over time. When words are too much, SADbatt gives you a clean, shareable battery card you can send to friends — no explanation required. Use SADbatt to: - Check your social battery in seconds - Log drains and charges from work, plans, errands, rest, and everyday life - See weekly summaries of what gives or costs you energy - Use “Should I go?” to estimate whether a plan might push you too far - Share battery cards when you want people to understand without a long explanation - Delete your account privately from inside the app SADbatt is not a medical app and does not provide medical advice. It is a personal tracking and communication tool.

Screenshots

Flash Pulse4 screens
SADbatt4 screens

Verdict

The call

The clearest difference is in-app purchases: SADbatt at none against Flash Pulse's 1. 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. Flash Pulse sells 1 one-off in-app purchase. SADbatt asks for nothing beyond the download.

Scorecard1 real difference · 5 level
Flash Pulse versus SADbatt: the parameters behind the verdict, then further details
ParameterFlash PulseSADbatt
PriceFreeFree
Update frequencyEvery 8 months—
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size30 MB35 MB
Age rating4+12+
Developer润泽 刘Deng Zhou

In-app purchases

1 purchases

Flash Pulse

One-time1
  • Flash Pulse Pro Lifetime$4.99
None

SADbatt

No in-app purchases

Questions

Is Flash Pulse free?
Flash Pulse is free to download, with in-app purchases available.
Is SADbatt free?
SADbatt is free to download, with no in-app purchases.
Do Flash Pulse or SADbatt have ads?
Neither Flash Pulse nor SADbatt shows ads.

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