SIDM vs Flashback by Alfastack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SIDM
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Get regular updates on Indian Defence Industry from Society of Indian Defence Manufacturers (SIDM), the Apex Industry Association for Defence & Aerospace. The SIDM App is a trusted source for news and reports about Indian Defence & Aerospace Industry, new business opportunities in Indian Defence & Aerospace Sector as well as for policy and regulatory updates. The APP also showcases the capabilities of Indian Defence R&D and Manufacturing.
Flashback by Alfastack
This app helps you manage professional contacts and nurture your network with an intuitive interface. Easily organize, update, and interact with your connections to build stronger business relationships.
- Contact organization
- Professional relationship management
- Network interaction tools
- Intuitive interface
- Seamless updates
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Flashback is your modern solution for managing contacts and professional relationships. Designed with a clean, intuitive interface, Flashback helps you organize, update, and interact with your network seamlessly.
Screenshots
Verdict
The clearest difference is in-app purchases: SIDM at none against Flashback by Alfastack's 4. SIDM also leads on update cadence (weekly vs every 2 months) and iOS requirement (9.0 vs 15.0). 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
Both are free to download. Flashback by Alfastack sells 4 one-off in-app purchases. SIDM asks for nothing beyond the download.
SIDM ships an update weekly, Flashback by Alfastack every 2 months. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.
| Parameter | SIDM | Flashback by Alfastack |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 68 MB | 50 MB |
| Age rating | 12+ | 4+ |
| Developer | Confederation of Indian Industry (CII) | AlfaStack Solution Private Limited |
In-app purchases
SIDM
No in-app purchases
Flashback by Alfastack
- Credit 10$0.99
- Credit 50$0.99
- Credit 100$1.99
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- Credit 250$4.99
