Trust and verification
Verified hashes, stronger trust profiles, and lower-risk releases rise faster in the shortlist.
Ranked decision page
Showing 67 results
Flash Alert (Calls & SMS)
Use this track when you want safer, fresher, or leaner substitutes for a specific Android app.
Showing 67 results
Privacy guardrails first
Fresh releases matter
How this track ranks apps
These pages are not alphabetical lists. Each track emphasizes a different decision priority.
Release freshness
More recent releases usually rank better because users need options that are still maintained.
Footprint and install size
Smaller packages score better when the track is sensitive to storage, bandwidth, or device overhead.
Ranked options
Ordered using trust, risk, footprint, freshness, and category fit signals.
#1
Carrion
Carrion is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 0.1 MB.
Explore Carrion in Phone & SMS with trusted metadata and a tracked update history. On spotco.carrion . 23. Siz Release snapshot: Target SDK 34 | Developer: Divested Computing Grou...
Priority score: 68
Trust score: 86
Risk: Low risk
Dangerous permissions: 1
Size: 0.1 MB
1 versions tracked
#2
Coma Phone
Coma Phone is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 2.0 MB.
Coma Phone is an Android app in Phone & SMS with a clean, verified release timeline. Release snapshot: Size: 2 MB | Developer: Yardena Cohen | Min SDK 26 | Target SDK 29 | Updated...
Priority score: 66
Trust score: 80
Risk: Low risk
Dangerous permissions: 2
Size: 2.0 MB
1 versions tracked
#3
Streak Alarm for Snapchat (Streak Reminder)
Streak Alarm for Snapchat (Streak Reminder) is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 5.0 MB.
Only works if you have friends. Release snapshot: Package: com.iatfei.streakalarm | Category: Phone & SMS | Updated: 2005-08-17 | Target SDK 30 | Min SDK 21 | Size: 5 MB. APK Tru...
Priority score: 64
Trust score: 83
Risk: Low risk
Dangerous permissions: 0
Size: 5.0 MB
1 versions tracked
#4
sms2call
sms2call is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 4.7 MB.
sms2call is an Android app in Phone & SMS with a clean, verified release timeline. Release snapshot: Category: Phone & SMS | Updated: 2001-08-16 | Latest version: 1.0.11 | Target...
Priority score: 62
Trust score: 79
Risk: Low risk
Dangerous permissions: 3
Size: 4.7 MB
1 versions tracked
#5
CodeCatcher
CodeCatcher is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 2.4 MB.
On ec.cnsyn.codecatcher . 0.131. Latest 1.0.131. Size: 2.4 MB. Category: Phone & SMS. Min SDK 24. ec.cnsyn.cod Release snapshot: Target SDK 34 | ABI arm64-v8a, armeabi-v7a, x86, x...
Priority score: 59
Trust score: 74
Risk: Medium risk
Dangerous permissions: 0
Size: 2.4 MB
1 versions tracked
#6
Keep Alive
Keep Alive is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 2.4 MB.
A closer look at Keep Alive: release details and update history in Phone & SMS. Release snapshot: Min SDK 22 | Package: io.keepalive.android | Size: 2.4 MB | Latest version: 1.3.3...
Priority score: 59
Trust score: 71
Risk: Medium risk
Dangerous permissions: 0
Size: 2.4 MB
1 versions tracked
#7
SD Contacts
SD Contacts is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 1.6 MB.
A closer look at SD Contacts: release details and update history in Phone & SMS. Release snapshot: Min SDK 26 | Size: 1.6 MB | Latest version: 1.0.0 | Package: cx.vmx.sdcontacts |...
Priority score: 59
Trust score: 71
Risk: Medium risk
Dangerous permissions: 0
Size: 1.6 MB
1 versions tracked
#8
SMS Import / Export
SMS Import / Export is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 2.1 MB.
SMS Import / Export is an Android app in Phone & SMS with a clean, verified release timeline. Release snapshot: Target SDK 36 | Package: com.github.tmo1.sms_ie | Latest version: 2...
Priority score: 59
Trust score: 71
Risk: Medium risk
Dangerous permissions: 0
Size: 2.1 MB
1 versions tracked
#9
SMS to URL Forwarder
SMS to URL Forwarder is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 2.4 MB.
Incoming SMS to URL forwarder will forward incoming SMS to an URL you specify: Set sender phone number or name and URL Release snapshot: Latest version: 2.3.0 | Developer: Konstan...
Priority score: 59
Trust score: 73
Risk: Medium risk
Dangerous permissions: 1
Size: 2.4 MB
1 versions tracked
#10
Emerald Dialer
Emerald Dialer is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 0.4 MB.
Emerald Dialer is a lightweight dialer app. Release snapshot: Category: Phone & SMS | Latest version: 1.0.21 | Updated: 2007-08-02 | Package: ru.henridellal.dialer | Min SDK 21 |...
Priority score: 57
Trust score: 71
Risk: Medium risk
Dangerous permissions: 5
Size: 0.4 MB
1 versions tracked
#11
Misbothering SMS Receiver
Misbothering SMS Receiver is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 0.0 MB.
SMS alerts filter Release snapshot: Category: Phone & SMS | Updated: 2005-02-05 | Target SDK 19 | Latest version: 0.1.0 | Size: 29.6 KB | Package: net.yxejamir.misbotheringsms. A...
Priority score: 56
Trust score: 63
Risk: Medium risk
Dangerous permissions: 2
Size: 0.0 MB
1 versions tracked
#12
SimpleStatsWidget
SimpleStatsWidget is worth comparing against Flash Alert (Calls & SMS) when you want a similar category fit with a footprint around 1.2 MB.
A closer look at SimpleStatsWidget: release details and update history in Phone & SMS. Release snapshot: Updated: 2000-01-10 | Min SDK 14 | Latest version: 1.2.1 | Size: 1.2 MB |...
Priority score: 56
Trust score: 63
Risk: Medium risk
Dangerous permissions: 2
Size: 1.2 MB
1 versions tracked
Questions users ask before choosing
Short answers for the trade-offs behind each library track.
When should I use alternatives pages for Flash Alert (Calls & SMS)?
Use this track when you already know the app you want to replace and need practical substitutes quickly.
What decides the order on an alternatives page?
The ordering favors safer trust context, fresher releases, cleaner permission signals, and useful differentiation from the current pick.
What is the main trade-off in alternatives pages?
The goal is not to find the most popular app overall, but the most credible replacement for the specific app you started from.
Explore another decision track
Switch lenses without leaving the category or app research flow.
55 best-of pages
Best Of
Use this track when you want the strongest all-around shortlist for a category, not just a single app swap.
55 privacy pages
Privacy
Use this track when permission minimization, risk context, and verification clarity matter more than raw popularity.
55 lightweight pages
Lightweight
Use this track when you need smaller installs and lower overhead without dropping trust context entirely.