Comparison

Group Text | Mass Message vs Stopwatch 4 Time Study

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

Head to head
About

Group Text | Mass Message

Send individual text messages to multiple contacts simultaneously. Organize contacts into custom groups, utilize message templates for efficiency, and personalize messages with recipient details. Upgrade for unlimited groups and advanced features.

Highlights
  • Send individual texts to groups
  • Create and manage custom groups
  • Use message templates
  • Personalize messages with tags
  • Import iCloud groups
  • Multi-number selection per contact
Features
Read full description

Group Text is an easy, user-friendly, time-saving and well-designed app enabling individual text messages to a group of contacts at once. Easily create & change your groups. Quickly search your groups/contacts. Possibility to select multiple numbers per contact. Use “template” feature to instantly send recurrent content to your groups. When using Group Text you should abide by local regulations on sending out mass text messages. Please ensure that all recipients have provided prior consent. There is no advertising in the App! GROUPS FEATURES • Import your existing iCloud groups at first use • Create your own groups: Family, Friends, Colleagues… • Change your groups by assigning/removing contacts • Already assigned contacts/numbers are always marked • Use “Select All” feature to assign all your contacts at once • Enabling multiple numbers selection per contact • The total number of contacts is always shown for each group • Easily find your groups or contacts to be assigned/removed • Display order of contacts in line with your device settings • Newly created groups are always highlighted for easy access TEXT MESSAGING • Instantly send text message to your groups • Quickly add/remove contacts before sending TEMPLATES • Create predefined templates for your recurrent contents • Instantly send text message by selecting a template • Edit the selected template before sending if needed AVAILABLE IN 15 DIFFERENT LANGUAGES English, Nederlands, Français, Deutsch, Español, Italiano, Português , 中文 (Simplified), 中文 (Traditional), 日本語, 한국어, , Русский, Türkçe, العربية, עברית UPGRADE TO PREMIUM VERSION THROUGH IN-APP PURCHASE • Create unlimited groups • Split big groups • Personalize your text messages with tags (firstname, lastname, company) • Send to more than 5 contacts at once • Send using templates • Create your own templates SUPPORT • Integrated support functionality & FAQ • Submit bugs and issues directly from the App • 24/7 availability COMING SOON • Smart filters for contacts • Reminders for planned sendings • Update contact details directly from the App • Share groups • iCloud sync through all your devices • 3D Touch options • And much more... Feel free to propose awesome functionalities! NOTES * If you have iMessage turned on, the App will use it to send out group texts. You can find our Terms of Service here:  https://masstextapp.s3.amazonaws.com/TOS.txt

About

Stopwatch 4 Time Study

This app helps record cycle times and perform simple time measurements. It offers automatic recording via accelerometer or camera, detailed statistical analysis, and data export options.

Highlights
  • Automatic recording via accelerometer/camera
  • Detailed statistical analysis (OEE, averages, dispersion)
  • Time recording with comments
  • Export data via email (CSV) or PDF report
  • Cloud sync and sharing
  • Customizable views (black/white, color-coded values)
Features
Read full description

Stopwatch 4 Time Study is a professional yet easy-to-use app for recording, analyzing, and documenting cycle times on iPhone and iPad. Features * Display times in decimal minutes (1/100 min) or minutes and seconds * Add, deactivate, reactivate, and delete individual measurements * Record cycle times manually or automatically * Automatic triggering using the accelerometer to detect movement or vibration * Automatic triggering using the camera by comparing a reference image with the current image * Define the number of parts produced per cycle * Apply individual performance ratings to measurements * Add notes and predefined reasons for interruptions * Configure side buttons for convenient operation Statistics and Analysis * Parts per hour * Average, range, minimum, and maximum * Accuracy (epsilon) and standard deviation * Number of valid measurements * Estimated number of additional measurements required to reach the configured accuracy target * Color-coded minimum and maximum values * Distribution chart, individual-value chart, and boxplot * Optional display or hiding of deactivated measurements * Outlier analysis based on the 1.5 IQR rule Managing Time Studies * Rename and delete recordings * Organize recordings in folders * Move recordings between folders * Sort recordings by name or date * Search recordings * Import and export time studies in the .sft format using the iOS Share Sheet * Export measurement data as CSV with configurable decimal and value separators * Create and restore complete ZIP backups Reports and Sharing * Generate comprehensive PDF time-study reports * Include statistics, charts, individual measurements, and notes * Share SFT, CSV, PDF, and ZIP files using the iOS Share Sheet iPad and Process Flow * Optimized split-view interface for iPad * Perform standard time studies using the same features available on iPhone * Import Process Flow projects prepared with the Stopwatch 4 TS Web App * Record individual activities and complete production cycles * Add part notes and interruption reasons * Export completed Process Flow measurements while preserving the original project and folder structure Additional Options * Light and dark appearance * Haptic feedback * Optional prevention of automatic screen locking * Configurable OEE, accuracy, performance-rating, and CSV settings * Read-only access to existing legacy iCloud recordings The legacy iCloud area is provided only for accessing and downloading existing cloud recordings. Uploading new recordings and sharing them using Sharing Keys are no longer supported.

Screenshots

Group Text | Mass Message4 screens
Stopwatch 4 Time Study3 screens

Verdict

The call

The clearest difference is review sentiment: Stopwatch 4 Time Study at 100% against Group Text | Mass Message's 44%. Stopwatch 4 Time Study also leads on rating (5.0 vs 4.3) and in-app purchases (none vs 14). Group Text | Mass Message's advantage is ratings volume (5.8K vs 1) and update cadence (every 3 weeks vs every 2 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Group Text | Mass Message sells 14 in-app purchases, starting at $6.99 per month. Stopwatch 4 Time Study asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Stopwatch 4 Time Study holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Group Text | Mass Message has 5.8K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 44% of Group Text | Mass Message's written reviews are positive against 100% of Stopwatch 4 Time Study's.

UpkeepUpdate frequency

Group Text | Mass Message ships an update every 3 weeks, Stopwatch 4 Time Study every 2 months. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

Scorecard7 real differences · 3 level
Group Text | Mass Message versus Stopwatch 4 Time Study: the parameters behind the verdict, then further details
ParameterGroup Text | Mass MessageStopwatch 4 Time Study
PriceFreeFree
Rating4.3 (5.8K ratings)5.0 (1 ratings) — better
Positive reviews43.8% of reviews100.0% of reviews — better
Number of ratings5.8K — better1
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better18.0
Further details — not scored
Size44 MB11 MB
Age rating4+4+
DeveloperMass Text LLCThomas Herzog

Customer experience

Group Text | Mass Message

All ratings5,818 ratings
Positive84.3%
Neutral4.2%
Negative11.6%
Written reviews516 reviews
Positive43.8%
Neutral7.6%
Negative48.6%

Stopwatch 4 Time Study

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Group Text | Mass Message

Reported bugs

4 issues
  • App crashing/not opening
  • Messages not sending
  • Contacts/groups disappearing
  • Compatibility issues with iOS

Requested features

4 requests
  • Ability to send images/attachments
  • Option to schedule messages
  • Improved contact/group management
  • Email integration

Stopwatch 4 Time Study

Not enough reviews yet to summarise bugs or requests.

In-app purchases

14 purchases

Group Text | Mass Message

Subscriptions12
  • 1-Month subscription$6.991 Month
  • Monthly Subscription3 Days trial$6.991 Month
  • 1-Month subscription$9.991 Month
Show 9 more
  • All Access Monthly7 Days trial$9.991 Month
  • 3-Months subscription$17.993 Months
  • 12-Months subscription3 Days trial$29.991 Year
  • 12-Months subscription3 Days trial$39.991 Year
  • 12-Months subscription$39.991 Year
  • Annual Subscription3 Days trial$39.991 Year
  • 12-Months subscription3 Days trial$49.991 Year
  • 12-Months subscription3 Days trial$59.991 Year
  • All Access Yearly7 Days trial$59.991 Year
One-time2
  • Text Groups Premium$39.99
  • Lifetime purchase$79.99
None

Stopwatch 4 Time Study

No in-app purchases

Questions

Is Group Text | Mass Message free?
Group Text | Mass Message is free to download, with in-app purchases available.
Is Stopwatch 4 Time Study free?
Stopwatch 4 Time Study is free to download, with no in-app purchases.
Which has better reviews, Group Text | Mass Message or Stopwatch 4 Time Study?
Stopwatch 4 Time Study is rated higher. Group Text | Mass Message averages 4.3 out of 5 from 5.8K ratings, while Stopwatch 4 Time Study averages 5.0 from 1 ratings.
Do Group Text | Mass Message or Stopwatch 4 Time Study have ads?
Neither Group Text | Mass Message nor Stopwatch 4 Time Study shows ads.
Which is updated more often, Group Text | Mass Message or Stopwatch 4 Time Study?
Group Text | Mass Message ships an update every 3 weeks, and Stopwatch 4 Time Study every 2 months. Most recently, Group Text | Mass Message was updated on September 25, 2026 and Stopwatch 4 Time Study on September 24, 2026.

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